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Finding the Fourth Proportional to 375,461.60, 563,194.36 and 94,979.12

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Solution

The fourth proportional to 375,461.60, 563,194.36 and 94,979.12 is: 142,469.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,461.60 : 563,194.36 = 94,979.12 : x
  2. Step 2: Convert to fraction form
    375,461.60/563,194.36 = 94,979.12/x
  3. Step 3: Cross multiply
    375,461.60x = 563,194.36 × 94,979.12
  4. Step 4: Simplify right side
    375,461.60x = 53,491,704,701.76
  5. Step 5: Solve for x
    x = 53,491,704,701.76/375,461.60
  6. Step 6: Final answer
    x = 142,469.18

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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.