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Finding the Fourth Proportional to 273,841.90, 410,395.68 and 213,125.49

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Solution

The fourth proportional to 273,841.90, 410,395.68 and 213,125.49 is: 319,402.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,841.90 : 410,395.68 = 213,125.49 : x
  2. Step 2: Convert to fraction form
    273,841.90/410,395.68 = 213,125.49/x
  3. Step 3: Cross multiply
    273,841.90x = 410,395.68 × 213,125.49
  4. Step 4: Simplify right side
    273,841.90x = 87,465,780,393.88
  5. Step 5: Solve for x
    x = 87,465,780,393.88/273,841.90
  6. Step 6: Final answer
    x = 319,402.47

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1.5x scale

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.