Home / 726,875.70-1,091,350.35-550,619.70

Finding the Fourth Proportional to 726,875.70, 1,091,350.35 and 550,619.70

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Solution

The fourth proportional to 726,875.70, 1,091,350.35 and 550,619.70 is: 826,714.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,875.70 : 1,091,350.35 = 550,619.70 : x
  2. Step 2: Convert to fraction form
    726,875.70/1,091,350.35 = 550,619.70/x
  3. Step 3: Cross multiply
    726,875.70x = 1,091,350.35 × 550,619.70
  4. Step 4: Simplify right side
    726,875.70x = 600,919,002,311.90
  5. Step 5: Solve for x
    x = 600,919,002,311.90/726,875.70
  6. Step 6: Final answer
    x = 826,714.94

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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.