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Finding the Fourth Proportional to 376,460.65, 564,698.20 and 92,153.62

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Solution

The fourth proportional to 376,460.65, 564,698.20 and 92,153.62 is: 138,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,460.65 : 564,698.20 = 92,153.62 : x
  2. Step 2: Convert to fraction form
    376,460.65/564,698.20 = 92,153.62/x
  3. Step 3: Cross multiply
    376,460.65x = 564,698.20 × 92,153.62
  4. Step 4: Simplify right side
    376,460.65x = 52,038,982,876.72
  5. Step 5: Solve for x
    x = 52,038,982,876.72/376,460.65
  6. Step 6: Final answer
    x = 138,232.20

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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.