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Finding the Fourth Proportional to 437,482.11, 656,277.90 and 171,208.24

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Solution

The fourth proportional to 437,482.11, 656,277.90 and 171,208.24 is: 256,833.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,482.11 : 656,277.90 = 171,208.24 : x
  2. Step 2: Convert to fraction form
    437,482.11/656,277.90 = 171,208.24/x
  3. Step 3: Cross multiply
    437,482.11x = 656,277.90 × 171,208.24
  4. Step 4: Simplify right side
    437,482.11x = 112,360,184,209.90
  5. Step 5: Solve for x
    x = 112,360,184,209.90/437,482.11
  6. Step 6: Final answer
    x = 256,833.78

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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.