Home / 551,139.39-826,749.18-230,969.88

Finding the Fourth Proportional to 551,139.39, 826,749.18 and 230,969.88

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Solution

The fourth proportional to 551,139.39, 826,749.18 and 230,969.88 is: 346,471.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,139.39 : 826,749.18 = 230,969.88 : x
  2. Step 2: Convert to fraction form
    551,139.39/826,749.18 = 230,969.88/x
  3. Step 3: Cross multiply
    551,139.39x = 826,749.18 × 230,969.88
  4. Step 4: Simplify right side
    551,139.39x = 190,954,158,894.70
  5. Step 5: Solve for x
    x = 190,954,158,894.70/551,139.39
  6. Step 6: Final answer
    x = 346,471.62

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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.