Home / 772,614.11-1,159,254.16-417,877.85

Finding the Fourth Proportional to 772,614.11, 1,159,254.16 and 417,877.85

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Solution

The fourth proportional to 772,614.11, 1,159,254.16 and 417,877.85 is: 626,996.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,614.11 : 1,159,254.16 = 417,877.85 : x
  2. Step 2: Convert to fraction form
    772,614.11/1,159,254.16 = 417,877.85/x
  3. Step 3: Cross multiply
    772,614.11x = 1,159,254.16 × 417,877.85
  4. Step 4: Simplify right side
    772,614.11x = 484,426,629,143.39
  5. Step 5: Solve for x
    x = 484,426,629,143.39/772,614.11
  6. Step 6: Final answer
    x = 626,996.87

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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.