Home / 393,135.12-588,740.40-182,833.20

Finding the Fourth Proportional to 393,135.12, 588,740.40 and 182,833.20

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Solution

The fourth proportional to 393,135.12, 588,740.40 and 182,833.20 is: 273,802.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    393,135.12 : 588,740.40 = 182,833.20 : x
  2. Step 2: Convert to fraction form
    393,135.12/588,740.40 = 182,833.20/x
  3. Step 3: Cross multiply
    393,135.12x = 588,740.40 × 182,833.20
  4. Step 4: Simplify right side
    393,135.12x = 107,641,291,301.28
  5. Step 5: Solve for x
    x = 107,641,291,301.28/393,135.12
  6. Step 6: Final answer
    x = 273,802.28

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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.