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Finding the Fourth Proportional to 376,381.60, 564,515.16 and 110,070.88

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Solution

The fourth proportional to 376,381.60, 564,515.16 and 110,070.88 is: 165,089.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,381.60 : 564,515.16 = 110,070.88 : x
  2. Step 2: Convert to fraction form
    376,381.60/564,515.16 = 110,070.88/x
  3. Step 3: Cross multiply
    376,381.60x = 564,515.16 × 110,070.88
  4. Step 4: Simplify right side
    376,381.60x = 62,136,680,434.54
  5. Step 5: Solve for x
    x = 62,136,680,434.54/376,381.60
  6. Step 6: Final answer
    x = 165,089.58

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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.