Home / 494,441.65-741,416.85-157,438.30

Finding the Fourth Proportional to 494,441.65, 741,416.85 and 157,438.30

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Solution

The fourth proportional to 494,441.65, 741,416.85 and 157,438.30 is: 236,079.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,441.65 : 741,416.85 = 157,438.30 : x
  2. Step 2: Convert to fraction form
    494,441.65/741,416.85 = 157,438.30/x
  3. Step 3: Cross multiply
    494,441.65x = 741,416.85 × 157,438.30
  4. Step 4: Simplify right side
    494,441.65x = 116,727,408,455.36
  5. Step 5: Solve for x
    x = 116,727,408,455.36/494,441.65
  6. Step 6: Final answer
    x = 236,079.24

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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.