Home / 292,324.72-438,622.40-159,046.24

Finding the Fourth Proportional to 292,324.72, 438,622.40 and 159,046.24

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Solution

The fourth proportional to 292,324.72, 438,622.40 and 159,046.24 is: 238,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,324.72 : 438,622.40 = 159,046.24 : x
  2. Step 2: Convert to fraction form
    292,324.72/438,622.40 = 159,046.24/x
  3. Step 3: Cross multiply
    292,324.72x = 438,622.40 × 159,046.24
  4. Step 4: Simplify right side
    292,324.72x = 69,761,243,499.78
  5. Step 5: Solve for x
    x = 69,761,243,499.78/292,324.72
  6. Step 6: Final answer
    x = 238,642.98

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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.