Home / 910,550.40-1,364,950.80-708,034.20

Finding the Fourth Proportional to 910,550.40, 1,364,950.80 and 708,034.20

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Solution

The fourth proportional to 910,550.40, 1,364,950.80 and 708,034.20 is: 1,061,371.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,550.40 : 1,364,950.80 = 708,034.20 : x
  2. Step 2: Convert to fraction form
    910,550.40/1,364,950.80 = 708,034.20/x
  3. Step 3: Cross multiply
    910,550.40x = 1,364,950.80 × 708,034.20
  4. Step 4: Simplify right side
    910,550.40x = 966,431,847,717.36
  5. Step 5: Solve for x
    x = 966,431,847,717.36/910,550.40
  6. Step 6: Final answer
    x = 1,061,371.06

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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.