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Finding the Fourth Proportional to 376,534.10, 564,801.15 and 176,992.22

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Solution

The fourth proportional to 376,534.10, 564,801.15 and 176,992.22 is: 265,488.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,534.10 : 564,801.15 = 176,992.22 : x
  2. Step 2: Convert to fraction form
    376,534.10/564,801.15 = 176,992.22/x
  3. Step 3: Cross multiply
    376,534.10x = 564,801.15 × 176,992.22
  4. Step 4: Simplify right side
    376,534.10x = 99,965,409,397.05
  5. Step 5: Solve for x
    x = 99,965,409,397.05/376,534.10
  6. Step 6: Final answer
    x = 265,488.33

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Double scale
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Similar ratio
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1.5x scale

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.