Home / 567,456.48-783,145.17-423,967.41

Finding the Fourth Proportional to 567,456.48, 783,145.17 and 423,967.41

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Solution

The fourth proportional to 567,456.48, 783,145.17 and 423,967.41 is: 585,116.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,456.48 : 783,145.17 = 423,967.41 : x
  2. Step 2: Convert to fraction form
    567,456.48/783,145.17 = 423,967.41/x
  3. Step 3: Cross multiply
    567,456.48x = 783,145.17 × 423,967.41
  4. Step 4: Simplify right side
    567,456.48x = 332,028,029,378.91
  5. Step 5: Solve for x
    x = 332,028,029,378.91/567,456.48
  6. Step 6: Final answer
    x = 585,116.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.