Home / 426,634.56-588,569.76-256,772.16

Finding the Fourth Proportional to 426,634.56, 588,569.76 and 256,772.16

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Solution

The fourth proportional to 426,634.56, 588,569.76 and 256,772.16 is: 354,233.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,634.56 : 588,569.76 = 256,772.16 : x
  2. Step 2: Convert to fraction form
    426,634.56/588,569.76 = 256,772.16/x
  3. Step 3: Cross multiply
    426,634.56x = 588,569.76 × 256,772.16
  4. Step 4: Simplify right side
    426,634.56x = 151,128,328,585.88
  5. Step 5: Solve for x
    x = 151,128,328,585.88/426,634.56
  6. Step 6: Final answer
    x = 354,233.68

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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.