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Finding the Fourth Proportional to 347,295.33, 479,126.48 and 226,394.19

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Solution

The fourth proportional to 347,295.33, 479,126.48 and 226,394.19 is: 312,332.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,295.33 : 479,126.48 = 226,394.19 : x
  2. Step 2: Convert to fraction form
    347,295.33/479,126.48 = 226,394.19/x
  3. Step 3: Cross multiply
    347,295.33x = 479,126.48 × 226,394.19
  4. Step 4: Simplify right side
    347,295.33x = 108,471,450,215.18
  5. Step 5: Solve for x
    x = 108,471,450,215.18/347,295.33
  6. Step 6: Final answer
    x = 312,332.01

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1.5x scale

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.