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Finding the Fourth Proportional to 476,013.96, 713,671.02 and 226,870.92

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Solution

The fourth proportional to 476,013.96, 713,671.02 and 226,870.92 is: 340,139.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,013.96 : 713,671.02 = 226,870.92 : x
  2. Step 2: Convert to fraction form
    476,013.96/713,671.02 = 226,870.92/x
  3. Step 3: Cross multiply
    476,013.96x = 713,671.02 × 226,870.92
  4. Step 4: Simplify right side
    476,013.96x = 161,911,200,884.74
  5. Step 5: Solve for x
    x = 161,911,200,884.74/476,013.96
  6. Step 6: Final answer
    x = 340,139.61

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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.