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Finding the Fourth Proportional to 376,636.77, 564,956.10 and 92,328.59

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Solution

The fourth proportional to 376,636.77, 564,956.10 and 92,328.59 is: 138,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,636.77 : 564,956.10 = 92,328.59 : x
  2. Step 2: Convert to fraction form
    376,636.77/564,956.10 = 92,328.59/x
  3. Step 3: Cross multiply
    376,636.77x = 564,956.10 × 92,328.59
  4. Step 4: Simplify right side
    376,636.77x = 52,161,601,537.29
  5. Step 5: Solve for x
    x = 52,161,601,537.29/376,636.77
  6. Step 6: Final answer
    x = 138,493.12

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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.