Home / 887,683.12-1,331,859.90-532,944.40

Finding the Fourth Proportional to 887,683.12, 1,331,859.90 and 532,944.40

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Solution

The fourth proportional to 887,683.12, 1,331,859.90 and 532,944.40 is: 799,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,683.12 : 1,331,859.90 = 532,944.40 : x
  2. Step 2: Convert to fraction form
    887,683.12/1,331,859.90 = 532,944.40/x
  3. Step 3: Cross multiply
    887,683.12x = 1,331,859.90 × 532,944.40
  4. Step 4: Simplify right side
    887,683.12x = 709,807,275,289.56
  5. Step 5: Solve for x
    x = 709,807,275,289.56/887,683.12
  6. Step 6: Final answer
    x = 799,617.86

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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.