Home / 732,212.10-1,098,216.90-227,120.40

Finding the Fourth Proportional to 732,212.10, 1,098,216.90 and 227,120.40

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Solution

The fourth proportional to 732,212.10, 1,098,216.90 and 227,120.40 is: 340,649.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,212.10 : 1,098,216.90 = 227,120.40 : x
  2. Step 2: Convert to fraction form
    732,212.10/1,098,216.90 = 227,120.40/x
  3. Step 3: Cross multiply
    732,212.10x = 1,098,216.90 × 227,120.40
  4. Step 4: Simplify right side
    732,212.10x = 249,427,461,614.76
  5. Step 5: Solve for x
    x = 249,427,461,614.76/732,212.10
  6. Step 6: Final answer
    x = 340,649.19

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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.