Home / 887,494.20-1,330,463.70-532,649.40

Finding the Fourth Proportional to 887,494.20, 1,330,463.70 and 532,649.40

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Solution

The fourth proportional to 887,494.20, 1,330,463.70 and 532,649.40 is: 798,507.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,494.20 : 1,330,463.70 = 532,649.40 : x
  2. Step 2: Convert to fraction form
    887,494.20/1,330,463.70 = 532,649.40/x
  3. Step 3: Cross multiply
    887,494.20x = 1,330,463.70 × 532,649.40
  4. Step 4: Simplify right side
    887,494.20x = 708,670,691,526.78
  5. Step 5: Solve for x
    x = 708,670,691,526.78/887,494.20
  6. Step 6: Final answer
    x = 798,507.41

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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.