Home / 980,924.80-1,471,387.20-904,161.10

Finding the Fourth Proportional to 980,924.80, 1,471,387.20 and 904,161.10

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Solution

The fourth proportional to 980,924.80, 1,471,387.20 and 904,161.10 is: 1,356,241.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,924.80 : 1,471,387.20 = 904,161.10 : x
  2. Step 2: Convert to fraction form
    980,924.80/1,471,387.20 = 904,161.10/x
  3. Step 3: Cross multiply
    980,924.80x = 1,471,387.20 × 904,161.10
  4. Step 4: Simplify right side
    980,924.80x = 1,330,371,069,277.92
  5. Step 5: Solve for x
    x = 1,330,371,069,277.92/980,924.80
  6. Step 6: Final answer
    x = 1,356,241.65

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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.