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Finding the Fourth Proportional to 496,682.40, 744,602.40 and 180,955.20

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Solution

The fourth proportional to 496,682.40, 744,602.40 and 180,955.20 is: 271,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,682.40 : 744,602.40 = 180,955.20 : x
  2. Step 2: Convert to fraction form
    496,682.40/744,602.40 = 180,955.20/x
  3. Step 3: Cross multiply
    496,682.40x = 744,602.40 × 180,955.20
  4. Step 4: Simplify right side
    496,682.40x = 134,739,676,212.48
  5. Step 5: Solve for x
    x = 134,739,676,212.48/496,682.40
  6. Step 6: Final answer
    x = 271,279.35

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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.