Home / 526,425.58-726,467.29-284,708.15

Finding the Fourth Proportional to 526,425.58, 726,467.29 and 284,708.15

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Solution

The fourth proportional to 526,425.58, 726,467.29 and 284,708.15 is: 392,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,425.58 : 726,467.29 = 284,708.15 : x
  2. Step 2: Convert to fraction form
    526,425.58/726,467.29 = 284,708.15/x
  3. Step 3: Cross multiply
    526,425.58x = 726,467.29 × 284,708.15
  4. Step 4: Simplify right side
    526,425.58x = 206,831,153,827.31
  5. Step 5: Solve for x
    x = 206,831,153,827.31/526,425.58
  6. Step 6: Final answer
    x = 392,897.24

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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.