Home / 463,462.28-639,583.06-256,733.83

Finding the Fourth Proportional to 463,462.28, 639,583.06 and 256,733.83

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Solution

The fourth proportional to 463,462.28, 639,583.06 and 256,733.83 is: 354,295.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,462.28 : 639,583.06 = 256,733.83 : x
  2. Step 2: Convert to fraction form
    463,462.28/639,583.06 = 256,733.83/x
  3. Step 3: Cross multiply
    463,462.28x = 639,583.06 × 256,733.83
  4. Step 4: Simplify right side
    463,462.28x = 164,202,609,472.41
  5. Step 5: Solve for x
    x = 164,202,609,472.41/463,462.28
  6. Step 6: Final answer
    x = 354,295.52

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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.