Home / 426,278.13-588,263.88-235,291.59

Finding the Fourth Proportional to 426,278.13, 588,263.88 and 235,291.59

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Solution

The fourth proportional to 426,278.13, 588,263.88 and 235,291.59 is: 324,702.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,278.13 : 588,263.88 = 235,291.59 : x
  2. Step 2: Convert to fraction form
    426,278.13/588,263.88 = 235,291.59/x
  3. Step 3: Cross multiply
    426,278.13x = 588,263.88 × 235,291.59
  4. Step 4: Simplify right side
    426,278.13x = 138,413,543,664.77
  5. Step 5: Solve for x
    x = 138,413,543,664.77/426,278.13
  6. Step 6: Final answer
    x = 324,702.43

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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.