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Finding the Fourth Proportional to 245,097.48, 367,957.32 and 208,394.76

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Solution

The fourth proportional to 245,097.48, 367,957.32 and 208,394.76 is: 312,856.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,097.48 : 367,957.32 = 208,394.76 : x
  2. Step 2: Convert to fraction form
    245,097.48/367,957.32 = 208,394.76/x
  3. Step 3: Cross multiply
    245,097.48x = 367,957.32 × 208,394.76
  4. Step 4: Simplify right side
    245,097.48x = 76,680,377,391.64
  5. Step 5: Solve for x
    x = 76,680,377,391.64/245,097.48
  6. Step 6: Final answer
    x = 312,856.65

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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.