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Finding the Fourth Proportional to 440,204.52, 607,482.20 and 239,000.52

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Solution

The fourth proportional to 440,204.52, 607,482.20 and 239,000.52 is: 329,820.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,204.52 : 607,482.20 = 239,000.52 : x
  2. Step 2: Convert to fraction form
    440,204.52/607,482.20 = 239,000.52/x
  3. Step 3: Cross multiply
    440,204.52x = 607,482.20 × 239,000.52
  4. Step 4: Simplify right side
    440,204.52x = 145,188,561,690.74
  5. Step 5: Solve for x
    x = 145,188,561,690.74/440,204.52
  6. Step 6: Final answer
    x = 329,820.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.