Home / 887,383.20-1,330,297.20-532,538.40

Finding the Fourth Proportional to 887,383.20, 1,330,297.20 and 532,538.40

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Solution

The fourth proportional to 887,383.20, 1,330,297.20 and 532,538.40 is: 798,340.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,383.20 : 1,330,297.20 = 532,538.40 : x
  2. Step 2: Convert to fraction form
    887,383.20/1,330,297.20 = 532,538.40/x
  3. Step 3: Cross multiply
    887,383.20x = 1,330,297.20 × 532,538.40
  4. Step 4: Simplify right side
    887,383.20x = 708,434,342,412.48
  5. Step 5: Solve for x
    x = 708,434,342,412.48/887,383.20
  6. Step 6: Final answer
    x = 798,340.94

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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.