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Finding the Fourth Proportional to 482,951.98, 666,461.46 and 265,159.58

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Solution

The fourth proportional to 482,951.98, 666,461.46 and 265,159.58 is: 365,913.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,951.98 : 666,461.46 = 265,159.58 : x
  2. Step 2: Convert to fraction form
    482,951.98/666,461.46 = 265,159.58/x
  3. Step 3: Cross multiply
    482,951.98x = 666,461.46 × 265,159.58
  4. Step 4: Simplify right side
    482,951.98x = 176,718,640,819.79
  5. Step 5: Solve for x
    x = 176,718,640,819.79/482,951.98
  6. Step 6: Final answer
    x = 365,913.48

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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.