Home / 887,433.20-1,330,372.20-532,588.40

Finding the Fourth Proportional to 887,433.20, 1,330,372.20 and 532,588.40

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Solution

The fourth proportional to 887,433.20, 1,330,372.20 and 532,588.40 is: 798,415.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,433.20 : 1,330,372.20 = 532,588.40 : x
  2. Step 2: Convert to fraction form
    887,433.20/1,330,372.20 = 532,588.40/x
  3. Step 3: Cross multiply
    887,433.20x = 1,330,372.20 × 532,588.40
  4. Step 4: Simplify right side
    887,433.20x = 708,540,801,402.48
  5. Step 5: Solve for x
    x = 708,540,801,402.48/887,433.20
  6. Step 6: Final answer
    x = 798,415.93

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1.5x scale

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.