Home / 499,233.20-748,849.80-440,184.20

Finding the Fourth Proportional to 499,233.20, 748,849.80 and 440,184.20

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Solution

The fourth proportional to 499,233.20, 748,849.80 and 440,184.20 is: 660,276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,233.20 : 748,849.80 = 440,184.20 : x
  2. Step 2: Convert to fraction form
    499,233.20/748,849.80 = 440,184.20/x
  3. Step 3: Cross multiply
    499,233.20x = 748,849.80 × 440,184.20
  4. Step 4: Simplify right side
    499,233.20x = 329,631,850,133.16
  5. Step 5: Solve for x
    x = 329,631,850,133.16/499,233.20
  6. Step 6: Final answer
    x = 660,276.30

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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.