Home / 887,568.20-1,330,574.70-532,723.40

Finding the Fourth Proportional to 887,568.20, 1,330,574.70 and 532,723.40

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Solution

The fourth proportional to 887,568.20, 1,330,574.70 and 532,723.40 is: 798,618.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,568.20 : 1,330,574.70 = 532,723.40 : x
  2. Step 2: Convert to fraction form
    887,568.20/1,330,574.70 = 532,723.40/x
  3. Step 3: Cross multiply
    887,568.20x = 1,330,574.70 × 532,723.40
  4. Step 4: Simplify right side
    887,568.20x = 708,828,278,137.98
  5. Step 5: Solve for x
    x = 708,828,278,137.98/887,568.20
  6. Step 6: Final answer
    x = 798,618.38

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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.