Home / 985,545.70-1,360,055.12-532,836.70

Finding the Fourth Proportional to 985,545.70, 1,360,055.12 and 532,836.70

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Solution

The fourth proportional to 985,545.70, 1,360,055.12 and 532,836.70 is: 735,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,545.70 : 1,360,055.12 = 532,836.70 : x
  2. Step 2: Convert to fraction form
    985,545.70/1,360,055.12 = 532,836.70/x
  3. Step 3: Cross multiply
    985,545.70x = 1,360,055.12 × 532,836.70
  4. Step 4: Simplify right side
    985,545.70x = 724,687,275,894.58
  5. Step 5: Solve for x
    x = 724,687,275,894.58/985,545.70
  6. Step 6: Final answer
    x = 735,315.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.