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Finding the Fourth Proportional to 457,014.62, 631,337.11 and 365,013.11

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Solution

The fourth proportional to 457,014.62, 631,337.11 and 365,013.11 is: 504,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    457,014.62 : 631,337.11 = 365,013.11 : x
  2. Step 2: Convert to fraction form
    457,014.62/631,337.11 = 365,013.11/x
  3. Step 3: Cross multiply
    457,014.62x = 631,337.11 × 365,013.11
  4. Step 4: Simplify right side
    457,014.62x = 230,446,322,645.32
  5. Step 5: Solve for x
    x = 230,446,322,645.32/457,014.62
  6. Step 6: Final answer
    x = 504,242.78

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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.