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Finding the Fourth Proportional to 399,282, 598,627.76 and 241,475.37

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Solution

The fourth proportional to 399,282, 598,627.76 and 241,475.37 is: 362,034.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,282 : 598,627.76 = 241,475.37 : x
  2. Step 2: Convert to fraction form
    399,282/598,627.76 = 241,475.37/x
  3. Step 3: Cross multiply
    399,282x = 598,627.76 × 241,475.37
  4. Step 4: Simplify right side
    399,282x = 144,553,858,630.89
  5. Step 5: Solve for x
    x = 144,553,858,630.89/399,282
  6. Step 6: Final answer
    x = 362,034.50

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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.