Home / 566,214.59-781,078.38-336,608.55

Finding the Fourth Proportional to 566,214.59, 781,078.38 and 336,608.55

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Solution

The fourth proportional to 566,214.59, 781,078.38 and 336,608.55 is: 464,342.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,214.59 : 781,078.38 = 336,608.55 : x
  2. Step 2: Convert to fraction form
    566,214.59/781,078.38 = 336,608.55/x
  3. Step 3: Cross multiply
    566,214.59x = 781,078.38 × 336,608.55
  4. Step 4: Simplify right side
    566,214.59x = 262,917,662,594.91
  5. Step 5: Solve for x
    x = 262,917,662,594.91/566,214.59
  6. Step 6: Final answer
    x = 464,342.79

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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.