Home / 747,467.10-1,121,200.65-523,080.90

Finding the Fourth Proportional to 747,467.10, 1,121,200.65 and 523,080.90

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Solution

The fourth proportional to 747,467.10, 1,121,200.65 and 523,080.90 is: 784,621.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,467.10 : 1,121,200.65 = 523,080.90 : x
  2. Step 2: Convert to fraction form
    747,467.10/1,121,200.65 = 523,080.90/x
  3. Step 3: Cross multiply
    747,467.10x = 1,121,200.65 × 523,080.90
  4. Step 4: Simplify right side
    747,467.10x = 586,478,645,082.59
  5. Step 5: Solve for x
    x = 586,478,645,082.59/747,467.10
  6. Step 6: Final answer
    x = 784,621.35

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Double scale
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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.