Home / 424,839.28-586,293.68-231,237.64

Finding the Fourth Proportional to 424,839.28, 586,293.68 and 231,237.64

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Solution

The fourth proportional to 424,839.28, 586,293.68 and 231,237.64 is: 319,116.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,839.28 : 586,293.68 = 231,237.64 : x
  2. Step 2: Convert to fraction form
    424,839.28/586,293.68 = 231,237.64/x
  3. Step 3: Cross multiply
    424,839.28x = 586,293.68 × 231,237.64
  4. Step 4: Simplify right side
    424,839.28x = 135,573,163,622.46
  5. Step 5: Solve for x
    x = 135,573,163,622.46/424,839.28
  6. Step 6: Final answer
    x = 319,116.36

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1.5x scale

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.