Home / 887,689.70-1,330,756.95-532,844.90

Finding the Fourth Proportional to 887,689.70, 1,330,756.95 and 532,844.90

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Solution

The fourth proportional to 887,689.70, 1,330,756.95 and 532,844.90 is: 798,800.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,689.70 : 1,330,756.95 = 532,844.90 : x
  2. Step 2: Convert to fraction form
    887,689.70/1,330,756.95 = 532,844.90/x
  3. Step 3: Cross multiply
    887,689.70x = 1,330,756.95 × 532,844.90
  4. Step 4: Simplify right side
    887,689.70x = 709,087,053,947.06
  5. Step 5: Solve for x
    x = 709,087,053,947.06/887,689.70
  6. Step 6: Final answer
    x = 798,800.59

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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.