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Finding the Fourth Proportional to 341,462.69, 471,599.21 and 265,890.90

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Solution

The fourth proportional to 341,462.69, 471,599.21 and 265,890.90 is: 367,225.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,462.69 : 471,599.21 = 265,890.90 : x
  2. Step 2: Convert to fraction form
    341,462.69/471,599.21 = 265,890.90/x
  3. Step 3: Cross multiply
    341,462.69x = 471,599.21 × 265,890.90
  4. Step 4: Simplify right side
    341,462.69x = 125,393,940,819.41
  5. Step 5: Solve for x
    x = 125,393,940,819.41/341,462.69
  6. Step 6: Final answer
    x = 367,225.89

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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.