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Finding the Fourth Proportional to 475,929, 656,770.01 and 271,966.95

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Solution

The fourth proportional to 475,929, 656,770.01 and 271,966.95 is: 375,307.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,929 : 656,770.01 = 271,966.95 : x
  2. Step 2: Convert to fraction form
    475,929/656,770.01 = 271,966.95/x
  3. Step 3: Cross multiply
    475,929x = 656,770.01 × 271,966.95
  4. Step 4: Simplify right side
    475,929x = 178,619,735,111.34
  5. Step 5: Solve for x
    x = 178,619,735,111.34/475,929
  6. Step 6: Final answer
    x = 375,307.53

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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.