Home / 806,927.10-1,210,390.65-275,048.70

Finding the Fourth Proportional to 806,927.10, 1,210,390.65 and 275,048.70

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Solution

The fourth proportional to 806,927.10, 1,210,390.65 and 275,048.70 is: 412,573.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,927.10 : 1,210,390.65 = 275,048.70 : x
  2. Step 2: Convert to fraction form
    806,927.10/1,210,390.65 = 275,048.70/x
  3. Step 3: Cross multiply
    806,927.10x = 1,210,390.65 × 275,048.70
  4. Step 4: Simplify right side
    806,927.10x = 332,916,374,774.66
  5. Step 5: Solve for x
    x = 332,916,374,774.66/806,927.10
  6. Step 6: Final answer
    x = 412,573.05

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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.