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Finding the Fourth Proportional to 559,470.93, 839,938.13 and 332,181.48

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Solution

The fourth proportional to 559,470.93, 839,938.13 and 332,181.48 is: 498,706.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,470.93 : 839,938.13 = 332,181.48 : x
  2. Step 2: Convert to fraction form
    559,470.93/839,938.13 = 332,181.48/x
  3. Step 3: Cross multiply
    559,470.93x = 839,938.13 × 332,181.48
  4. Step 4: Simplify right side
    559,470.93x = 279,011,891,131.83
  5. Step 5: Solve for x
    x = 279,011,891,131.83/559,470.93
  6. Step 6: Final answer
    x = 498,706.68

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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.