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Finding the Fourth Proportional to 331,803.52, 457,898.88 and 180,903.04

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Solution

The fourth proportional to 331,803.52, 457,898.88 and 180,903.04 is: 249,651.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,803.52 : 457,898.88 = 180,903.04 : x
  2. Step 2: Convert to fraction form
    331,803.52/457,898.88 = 180,903.04/x
  3. Step 3: Cross multiply
    331,803.52x = 457,898.88 × 180,903.04
  4. Step 4: Simplify right side
    331,803.52x = 82,835,299,404.60
  5. Step 5: Solve for x
    x = 82,835,299,404.60/331,803.52
  6. Step 6: Final answer
    x = 249,651.66

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1.5x scale

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.