Home / 753,227.57-1,039,201.16-426,495.93

Finding the Fourth Proportional to 753,227.57, 1,039,201.16 and 426,495.93

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Solution

The fourth proportional to 753,227.57, 1,039,201.16 and 426,495.93 is: 588,421.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,227.57 : 1,039,201.16 = 426,495.93 : x
  2. Step 2: Convert to fraction form
    753,227.57/1,039,201.16 = 426,495.93/x
  3. Step 3: Cross multiply
    753,227.57x = 1,039,201.16 × 426,495.93
  4. Step 4: Simplify right side
    753,227.57x = 443,215,067,406.34
  5. Step 5: Solve for x
    x = 443,215,067,406.34/753,227.57
  6. Step 6: Final answer
    x = 588,421.19

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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.