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Finding the Fourth Proportional to 376,775.54, 564,681.76 and 176,654.51

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Solution

The fourth proportional to 376,775.54, 564,681.76 and 176,654.51 is: 264,755.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,775.54 : 564,681.76 = 176,654.51 : x
  2. Step 2: Convert to fraction form
    376,775.54/564,681.76 = 176,654.51/x
  3. Step 3: Cross multiply
    376,775.54x = 564,681.76 × 176,654.51
  4. Step 4: Simplify right side
    376,775.54x = 99,753,579,618.74
  5. Step 5: Solve for x
    x = 99,753,579,618.74/376,775.54
  6. Step 6: Final answer
    x = 264,755.99

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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.