Home / 753,662.52-1,130,659.88-417,193.96

Finding the Fourth Proportional to 753,662.52, 1,130,659.88 and 417,193.96

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Solution

The fourth proportional to 753,662.52, 1,130,659.88 and 417,193.96 is: 625,882.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,662.52 : 1,130,659.88 = 417,193.96 : x
  2. Step 2: Convert to fraction form
    753,662.52/1,130,659.88 = 417,193.96/x
  3. Step 3: Cross multiply
    753,662.52x = 1,130,659.88 × 417,193.96
  4. Step 4: Simplify right side
    753,662.52x = 471,704,472,750.33
  5. Step 5: Solve for x
    x = 471,704,472,750.33/753,662.52
  6. Step 6: Final answer
    x = 625,882.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.