Home / 331,591.50-457,596.18-180,688.50

Finding the Fourth Proportional to 331,591.50, 457,596.18 and 180,688.50

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Solution

The fourth proportional to 331,591.50, 457,596.18 and 180,688.50 is: 249,350.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,591.50 : 457,596.18 = 180,688.50 : x
  2. Step 2: Convert to fraction form
    331,591.50/457,596.18 = 180,688.50/x
  3. Step 3: Cross multiply
    331,591.50x = 457,596.18 × 180,688.50
  4. Step 4: Simplify right side
    331,591.50x = 82,682,367,369.93
  5. Step 5: Solve for x
    x = 82,682,367,369.93/331,591.50
  6. Step 6: Final answer
    x = 249,350.08

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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.