Home / 732,000.60-1,098,000.90-480,868.20

Finding the Fourth Proportional to 732,000.60, 1,098,000.90 and 480,868.20

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Solution

The fourth proportional to 732,000.60, 1,098,000.90 and 480,868.20 is: 721,302.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,000.60 : 1,098,000.90 = 480,868.20 : x
  2. Step 2: Convert to fraction form
    732,000.60/1,098,000.90 = 480,868.20/x
  3. Step 3: Cross multiply
    732,000.60x = 1,098,000.90 × 480,868.20
  4. Step 4: Simplify right side
    732,000.60x = 527,993,716,381.38
  5. Step 5: Solve for x
    x = 527,993,716,381.38/732,000.60
  6. Step 6: Final answer
    x = 721,302.30

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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.