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Finding the Fourth Proportional to 613,309.15, 846,366.52 and 341,371.19

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Solution

The fourth proportional to 613,309.15, 846,366.52 and 341,371.19 is: 471,092.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    613,309.15 : 846,366.52 = 341,371.19 : x
  2. Step 2: Convert to fraction form
    613,309.15/846,366.52 = 341,371.19/x
  3. Step 3: Cross multiply
    613,309.15x = 846,366.52 × 341,371.19
  4. Step 4: Simplify right side
    613,309.15x = 288,925,148,011.12
  5. Step 5: Solve for x
    x = 288,925,148,011.12/613,309.15
  6. Step 6: Final answer
    x = 471,092.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.