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Finding the Fourth Proportional to 317,026.64, 475,602.12 and 117,348.71

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Solution

The fourth proportional to 317,026.64, 475,602.12 and 117,348.71 is: 176,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,026.64 : 475,602.12 = 117,348.71 : x
  2. Step 2: Convert to fraction form
    317,026.64/475,602.12 = 117,348.71/x
  3. Step 3: Cross multiply
    317,026.64x = 475,602.12 × 117,348.71
  4. Step 4: Simplify right side
    317,026.64x = 55,811,295,255.27
  5. Step 5: Solve for x
    x = 55,811,295,255.27/317,026.64
  6. Step 6: Final answer
    x = 176,046.07

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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.