Home / 839,229.76-1,259,942.04-498,295.48

Finding the Fourth Proportional to 839,229.76, 1,259,942.04 and 498,295.48

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Solution

The fourth proportional to 839,229.76, 1,259,942.04 and 498,295.48 is: 748,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,229.76 : 1,259,942.04 = 498,295.48 : x
  2. Step 2: Convert to fraction form
    839,229.76/1,259,942.04 = 498,295.48/x
  3. Step 3: Cross multiply
    839,229.76x = 1,259,942.04 × 498,295.48
  4. Step 4: Simplify right side
    839,229.76x = 627,823,423,593.98
  5. Step 5: Solve for x
    x = 627,823,423,593.98/839,229.76
  6. Step 6: Final answer
    x = 748,094.80

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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.