Home / 371,884.05-557,498.91-147,402.06

Finding the Fourth Proportional to 371,884.05, 557,498.91 and 147,402.06

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Solution

The fourth proportional to 371,884.05, 557,498.91 and 147,402.06 is: 220,973.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,884.05 : 557,498.91 = 147,402.06 : x
  2. Step 2: Convert to fraction form
    371,884.05/557,498.91 = 147,402.06/x
  3. Step 3: Cross multiply
    371,884.05x = 557,498.91 × 147,402.06
  4. Step 4: Simplify right side
    371,884.05x = 82,176,487,781.75
  5. Step 5: Solve for x
    x = 82,176,487,781.75/371,884.05
  6. Step 6: Final answer
    x = 220,973.41

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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.