Home / 438,827.52-658,247.40-154,527.24

Finding the Fourth Proportional to 438,827.52, 658,247.40 and 154,527.24

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Solution

The fourth proportional to 438,827.52, 658,247.40 and 154,527.24 is: 231,793.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,827.52 : 658,247.40 = 154,527.24 : x
  2. Step 2: Convert to fraction form
    438,827.52/658,247.40 = 154,527.24/x
  3. Step 3: Cross multiply
    438,827.52x = 658,247.40 × 154,527.24
  4. Step 4: Simplify right side
    438,827.52x = 101,717,153,959.18
  5. Step 5: Solve for x
    x = 101,717,153,959.18/438,827.52
  6. Step 6: Final answer
    x = 231,793.02

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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.