Home / 607,501.10-911,251.65-371,305.10

Finding the Fourth Proportional to 607,501.10, 911,251.65 and 371,305.10

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Solution

The fourth proportional to 607,501.10, 911,251.65 and 371,305.10 is: 556,957.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,501.10 : 911,251.65 = 371,305.10 : x
  2. Step 2: Convert to fraction form
    607,501.10/911,251.65 = 371,305.10/x
  3. Step 3: Cross multiply
    607,501.10x = 911,251.65 × 371,305.10
  4. Step 4: Simplify right side
    607,501.10x = 338,352,385,028.42
  5. Step 5: Solve for x
    x = 338,352,385,028.42/607,501.10
  6. Step 6: Final answer
    x = 556,957.65

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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.