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Finding the Fourth Proportional to 517,650.24, 776,662.18 and 180,740.52

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Solution

The fourth proportional to 517,650.24, 776,662.18 and 180,740.52 is: 271,176.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,650.24 : 776,662.18 = 180,740.52 : x
  2. Step 2: Convert to fraction form
    517,650.24/776,662.18 = 180,740.52/x
  3. Step 3: Cross multiply
    517,650.24x = 776,662.18 × 180,740.52
  4. Step 4: Simplify right side
    517,650.24x = 140,374,326,277.53
  5. Step 5: Solve for x
    x = 140,374,326,277.53/517,650.24
  6. Step 6: Final answer
    x = 271,176.01

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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.