Home / 399,032.20-598,577.10-240,920.20

Finding the Fourth Proportional to 399,032.20, 598,577.10 and 240,920.20

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Solution

The fourth proportional to 399,032.20, 598,577.10 and 240,920.20 is: 361,397.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,032.20 : 598,577.10 = 240,920.20 : x
  2. Step 2: Convert to fraction form
    399,032.20/598,577.10 = 240,920.20/x
  3. Step 3: Cross multiply
    399,032.20x = 598,577.10 × 240,920.20
  4. Step 4: Simplify right side
    399,032.20x = 144,209,314,647.42
  5. Step 5: Solve for x
    x = 144,209,314,647.42/399,032.20
  6. Step 6: Final answer
    x = 361,397.69

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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.