Home / 342,826.39-472,943.40-222,006.58

Finding the Fourth Proportional to 342,826.39, 472,943.40 and 222,006.58

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Solution

The fourth proportional to 342,826.39, 472,943.40 and 222,006.58 is: 306,267.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,826.39 : 472,943.40 = 222,006.58 : x
  2. Step 2: Convert to fraction form
    342,826.39/472,943.40 = 222,006.58/x
  3. Step 3: Cross multiply
    342,826.39x = 472,943.40 × 222,006.58
  4. Step 4: Simplify right side
    342,826.39x = 104,996,546,767.57
  5. Step 5: Solve for x
    x = 104,996,546,767.57/342,826.39
  6. Step 6: Final answer
    x = 306,267.40

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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.