Home / 467,385.60-645,076.08-446,086.92

Finding the Fourth Proportional to 467,385.60, 645,076.08 and 446,086.92

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Solution

The fourth proportional to 467,385.60, 645,076.08 and 446,086.92 is: 615,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,385.60 : 645,076.08 = 446,086.92 : x
  2. Step 2: Convert to fraction form
    467,385.60/645,076.08 = 446,086.92/x
  3. Step 3: Cross multiply
    467,385.60x = 645,076.08 × 446,086.92
  4. Step 4: Simplify right side
    467,385.60x = 287,760,001,692.87
  5. Step 5: Solve for x
    x = 287,760,001,692.87/467,385.60
  6. Step 6: Final answer
    x = 615,680.08

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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.