Home / 887,713.20-1,330,792.20-532,868.40

Finding the Fourth Proportional to 887,713.20, 1,330,792.20 and 532,868.40

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Solution

The fourth proportional to 887,713.20, 1,330,792.20 and 532,868.40 is: 798,835.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,713.20 : 1,330,792.20 = 532,868.40 : x
  2. Step 2: Convert to fraction form
    887,713.20/1,330,792.20 = 532,868.40/x
  3. Step 3: Cross multiply
    887,713.20x = 1,330,792.20 × 532,868.40
  4. Step 4: Simplify right side
    887,713.20x = 709,137,110,346.48
  5. Step 5: Solve for x
    x = 709,137,110,346.48/887,713.20
  6. Step 6: Final answer
    x = 798,835.83

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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.