Home / 732,620.80-1,098,129.30-259,062.40

Finding the Fourth Proportional to 732,620.80, 1,098,129.30 and 259,062.40

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Solution

The fourth proportional to 732,620.80, 1,098,129.30 and 259,062.40 is: 388,310.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,620.80 : 1,098,129.30 = 259,062.40 : x
  2. Step 2: Convert to fraction form
    732,620.80/1,098,129.30 = 259,062.40/x
  3. Step 3: Cross multiply
    732,620.80x = 1,098,129.30 × 259,062.40
  4. Step 4: Simplify right side
    732,620.80x = 284,484,011,968.32
  5. Step 5: Solve for x
    x = 284,484,011,968.32/732,620.80
  6. Step 6: Final answer
    x = 388,310.04

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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.