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Finding the Fourth Proportional to 296,965.90, 444,865.65 and 275,970.70

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Solution

The fourth proportional to 296,965.90, 444,865.65 and 275,970.70 is: 413,414.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,965.90 : 444,865.65 = 275,970.70 : x
  2. Step 2: Convert to fraction form
    296,965.90/444,865.65 = 275,970.70/x
  3. Step 3: Cross multiply
    296,965.90x = 444,865.65 × 275,970.70
  4. Step 4: Simplify right side
    296,965.90x = 122,769,884,836.46
  5. Step 5: Solve for x
    x = 122,769,884,836.46/296,965.90
  6. Step 6: Final answer
    x = 413,414.08

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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.