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Finding the Fourth Proportional to 296,055, 408,531.07 and 175,175.11

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Solution

The fourth proportional to 296,055, 408,531.07 and 175,175.11 is: 241,726.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,055 : 408,531.07 = 175,175.11 : x
  2. Step 2: Convert to fraction form
    296,055/408,531.07 = 175,175.11/x
  3. Step 3: Cross multiply
    296,055x = 408,531.07 × 175,175.11
  4. Step 4: Simplify right side
    296,055x = 71,564,473,064.63
  5. Step 5: Solve for x
    x = 71,564,473,064.63/296,055
  6. Step 6: Final answer
    x = 241,726.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.