Home / 348,569.39-522,791.16-92,403.65

Finding the Fourth Proportional to 348,569.39, 522,791.16 and 92,403.65

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Solution

The fourth proportional to 348,569.39, 522,791.16 and 92,403.65 is: 138,588.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,569.39 : 522,791.16 = 92,403.65 : x
  2. Step 2: Convert to fraction form
    348,569.39/522,791.16 = 92,403.65/x
  3. Step 3: Cross multiply
    348,569.39x = 522,791.16 × 92,403.65
  4. Step 4: Simplify right side
    348,569.39x = 48,307,808,757.78
  5. Step 5: Solve for x
    x = 48,307,808,757.78/348,569.39
  6. Step 6: Final answer
    x = 138,588.79

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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.