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Finding the Fourth Proportional to 494,464.04, 741,450.71 and 157,460.78

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Solution

The fourth proportional to 494,464.04, 741,450.71 and 157,460.78 is: 236,113.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,464.04 : 741,450.71 = 157,460.78 : x
  2. Step 2: Convert to fraction form
    494,464.04/741,450.71 = 157,460.78/x
  3. Step 3: Cross multiply
    494,464.04x = 741,450.71 × 157,460.78
  4. Step 4: Simplify right side
    494,464.04x = 116,749,403,814.55
  5. Step 5: Solve for x
    x = 116,749,403,814.55/494,464.04
  6. Step 6: Final answer
    x = 236,113.03

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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.