Home / 1,029,665.10-1,544,497.65-271,505.10

Finding the Fourth Proportional to 1,029,665.10, 1,544,497.65 and 271,505.10

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Solution

The fourth proportional to 1,029,665.10, 1,544,497.65 and 271,505.10 is: 407,257.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,665.10 : 1,544,497.65 = 271,505.10 : x
  2. Step 2: Convert to fraction form
    1,029,665.10/1,544,497.65 = 271,505.10/x
  3. Step 3: Cross multiply
    1,029,665.10x = 1,544,497.65 × 271,505.10
  4. Step 4: Simplify right side
    1,029,665.10x = 419,338,988,913.02
  5. Step 5: Solve for x
    x = 419,338,988,913.02/1,029,665.10
  6. Step 6: Final answer
    x = 407,257.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.