Home / 284,489.32-427,001.82-144,348.52

Finding the Fourth Proportional to 284,489.32, 427,001.82 and 144,348.52

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Solution

The fourth proportional to 284,489.32, 427,001.82 and 144,348.52 is: 216,658.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,489.32 : 427,001.82 = 144,348.52 : x
  2. Step 2: Convert to fraction form
    284,489.32/427,001.82 = 144,348.52/x
  3. Step 3: Cross multiply
    284,489.32x = 427,001.82 × 144,348.52
  4. Step 4: Simplify right side
    284,489.32x = 61,637,080,754.31
  5. Step 5: Solve for x
    x = 61,637,080,754.31/284,489.32
  6. Step 6: Final answer
    x = 216,658.68

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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.