Home / 426,818.43-588,990.69-235,827.72

Finding the Fourth Proportional to 426,818.43, 588,990.69 and 235,827.72

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Solution

The fourth proportional to 426,818.43, 588,990.69 and 235,827.72 is: 325,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,818.43 : 588,990.69 = 235,827.72 : x
  2. Step 2: Convert to fraction form
    426,818.43/588,990.69 = 235,827.72/x
  3. Step 3: Cross multiply
    426,818.43x = 588,990.69 × 235,827.72
  4. Step 4: Simplify right side
    426,818.43x = 138,900,331,523.93
  5. Step 5: Solve for x
    x = 138,900,331,523.93/426,818.43
  6. Step 6: Final answer
    x = 325,431.90

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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.