Home / 546,239.28-819,358.92-172,291.44

Finding the Fourth Proportional to 546,239.28, 819,358.92 and 172,291.44

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Solution

The fourth proportional to 546,239.28, 819,358.92 and 172,291.44 is: 258,437.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,239.28 : 819,358.92 = 172,291.44 : x
  2. Step 2: Convert to fraction form
    546,239.28/819,358.92 = 172,291.44/x
  3. Step 3: Cross multiply
    546,239.28x = 819,358.92 × 172,291.44
  4. Step 4: Simplify right side
    546,239.28x = 141,168,528,203.65
  5. Step 5: Solve for x
    x = 141,168,528,203.65/546,239.28
  6. Step 6: Final answer
    x = 258,437.16

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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.