Home / 331,627.50-457,649.19-180,727.74

Finding the Fourth Proportional to 331,627.50, 457,649.19 and 180,727.74

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Solution

The fourth proportional to 331,627.50, 457,649.19 and 180,727.74 is: 249,406.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,627.50 : 457,649.19 = 180,727.74 : x
  2. Step 2: Convert to fraction form
    331,627.50/457,649.19 = 180,727.74/x
  3. Step 3: Cross multiply
    331,627.50x = 457,649.19 × 180,727.74
  4. Step 4: Simplify right side
    331,627.50x = 82,709,903,821.53
  5. Step 5: Solve for x
    x = 82,709,903,821.53/331,627.50
  6. Step 6: Final answer
    x = 249,406.05

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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.