Home / 762,598.32-1,143,992.82-230,118.48

Finding the Fourth Proportional to 762,598.32, 1,143,992.82 and 230,118.48

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Solution

The fourth proportional to 762,598.32, 1,143,992.82 and 230,118.48 is: 345,206.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,598.32 : 1,143,992.82 = 230,118.48 : x
  2. Step 2: Convert to fraction form
    762,598.32/1,143,992.82 = 230,118.48/x
  3. Step 3: Cross multiply
    762,598.32x = 1,143,992.82 × 230,118.48
  4. Step 4: Simplify right side
    762,598.32x = 263,253,888,869.31
  5. Step 5: Solve for x
    x = 263,253,888,869.31/762,598.32
  6. Step 6: Final answer
    x = 345,206.49

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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.