Home / 426,298.04-588,291.20-235,311.38

Finding the Fourth Proportional to 426,298.04, 588,291.20 and 235,311.38

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Solution

The fourth proportional to 426,298.04, 588,291.20 and 235,311.38 is: 324,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,298.04 : 588,291.20 = 235,311.38 : x
  2. Step 2: Convert to fraction form
    426,298.04/588,291.20 = 235,311.38/x
  3. Step 3: Cross multiply
    426,298.04x = 588,291.20 × 235,311.38
  4. Step 4: Simplify right side
    426,298.04x = 138,431,614,407.98
  5. Step 5: Solve for x
    x = 138,431,614,407.98/426,298.04
  6. Step 6: Final answer
    x = 324,729.65

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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.