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Finding the Fourth Proportional to 299,758.49, 448,832.01 and 228,340.92

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Solution

The fourth proportional to 299,758.49, 448,832.01 and 228,340.92 is: 341,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,758.49 : 448,832.01 = 228,340.92 : x
  2. Step 2: Convert to fraction form
    299,758.49/448,832.01 = 228,340.92/x
  3. Step 3: Cross multiply
    299,758.49x = 448,832.01 × 228,340.92
  4. Step 4: Simplify right side
    299,758.49x = 102,486,712,833.87
  5. Step 5: Solve for x
    x = 102,486,712,833.87/299,758.49
  6. Step 6: Final answer
    x = 341,897.62

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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.