Home / 430,732.60-646,144.26-150,252.28

Finding the Fourth Proportional to 430,732.60, 646,144.26 and 150,252.28

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Solution

The fourth proportional to 430,732.60, 646,144.26 and 150,252.28 is: 225,394.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    430,732.60 : 646,144.26 = 150,252.28 : x
  2. Step 2: Convert to fraction form
    430,732.60/646,144.26 = 150,252.28/x
  3. Step 3: Cross multiply
    430,732.60x = 646,144.26 × 150,252.28
  4. Step 4: Simplify right side
    430,732.60x = 97,084,648,273.91
  5. Step 5: Solve for x
    x = 97,084,648,273.91/430,732.60
  6. Step 6: Final answer
    x = 225,394.24

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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.