Home / 494,411.10-741,811.05-194,840.70

Finding the Fourth Proportional to 494,411.10, 741,811.05 and 194,840.70

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Solution

The fourth proportional to 494,411.10, 741,811.05 and 194,840.70 is: 292,337.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,411.10 : 741,811.05 = 194,840.70 : x
  2. Step 2: Convert to fraction form
    494,411.10/741,811.05 = 194,840.70/x
  3. Step 3: Cross multiply
    494,411.10x = 741,811.05 × 194,840.70
  4. Step 4: Simplify right side
    494,411.10x = 144,534,984,249.74
  5. Step 5: Solve for x
    x = 144,534,984,249.74/494,411.10
  6. Step 6: Final answer
    x = 292,337.66

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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.