Home / 750,531.20-1,123,339.20-583,414.40

Finding the Fourth Proportional to 750,531.20, 1,123,339.20 and 583,414.40

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Solution

The fourth proportional to 750,531.20, 1,123,339.20 and 583,414.40 is: 873,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,531.20 : 1,123,339.20 = 583,414.40 : x
  2. Step 2: Convert to fraction form
    750,531.20/1,123,339.20 = 583,414.40/x
  3. Step 3: Cross multiply
    750,531.20x = 1,123,339.20 × 583,414.40
  4. Step 4: Simplify right side
    750,531.20x = 655,372,265,364.48
  5. Step 5: Solve for x
    x = 655,372,265,364.48/750,531.20
  6. Step 6: Final answer
    x = 873,211.22

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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.