Home / 979,332.20-1,468,998.30-839,364.20

Finding the Fourth Proportional to 979,332.20, 1,468,998.30 and 839,364.20

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Solution

The fourth proportional to 979,332.20, 1,468,998.30 and 839,364.20 is: 1,259,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,332.20 : 1,468,998.30 = 839,364.20 : x
  2. Step 2: Convert to fraction form
    979,332.20/1,468,998.30 = 839,364.20/x
  3. Step 3: Cross multiply
    979,332.20x = 1,468,998.30 × 839,364.20
  4. Step 4: Simplify right side
    979,332.20x = 1,233,024,582,880.86
  5. Step 5: Solve for x
    x = 1,233,024,582,880.86/979,332.20
  6. Step 6: Final answer
    x = 1,259,046.30

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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.