Home / 342,799.38-514,304.37-153,419.36

Finding the Fourth Proportional to 342,799.38, 514,304.37 and 153,419.36

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Solution

The fourth proportional to 342,799.38, 514,304.37 and 153,419.36 is: 230,176.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,799.38 : 514,304.37 = 153,419.36 : x
  2. Step 2: Convert to fraction form
    342,799.38/514,304.37 = 153,419.36/x
  3. Step 3: Cross multiply
    342,799.38x = 514,304.37 × 153,419.36
  4. Step 4: Simplify right side
    342,799.38x = 78,904,244,719.08
  5. Step 5: Solve for x
    x = 78,904,244,719.08/342,799.38
  6. Step 6: Final answer
    x = 230,176.16

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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.