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Finding the Fourth Proportional to 332,893.28, 499,465.62 and 199,866.28

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Solution

The fourth proportional to 332,893.28, 499,465.62 and 199,866.28 is: 299,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,893.28 : 499,465.62 = 199,866.28 : x
  2. Step 2: Convert to fraction form
    332,893.28/499,465.62 = 199,866.28/x
  3. Step 3: Cross multiply
    332,893.28x = 499,465.62 × 199,866.28
  4. Step 4: Simplify right side
    332,893.28x = 99,826,335,457.29
  5. Step 5: Solve for x
    x = 99,826,335,457.29/332,893.28
  6. Step 6: Final answer
    x = 299,874.89

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1.5x scale

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.