Home / 285,650.24-428,732.33-152,644.19

Finding the Fourth Proportional to 285,650.24, 428,732.33 and 152,644.19

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Solution

The fourth proportional to 285,650.24, 428,732.33 and 152,644.19 is: 229,103.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,650.24 : 428,732.33 = 152,644.19 : x
  2. Step 2: Convert to fraction form
    285,650.24/428,732.33 = 152,644.19/x
  3. Step 3: Cross multiply
    285,650.24x = 428,732.33 × 152,644.19
  4. Step 4: Simplify right side
    285,650.24x = 65,443,496,332.78
  5. Step 5: Solve for x
    x = 65,443,496,332.78/285,650.24
  6. Step 6: Final answer
    x = 229,103.60

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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.