Home / 494,723-742,205.28-157,763.66

Finding the Fourth Proportional to 494,723, 742,205.28 and 157,763.66

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Solution

The fourth proportional to 494,723, 742,205.28 and 157,763.66 is: 236,684.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,723 : 742,205.28 = 157,763.66 : x
  2. Step 2: Convert to fraction form
    494,723/742,205.28 = 157,763.66/x
  3. Step 3: Cross multiply
    494,723x = 742,205.28 × 157,763.66
  4. Step 4: Simplify right side
    494,723x = 117,093,021,444.13
  5. Step 5: Solve for x
    x = 117,093,021,444.13/494,723
  6. Step 6: Final answer
    x = 236,684.01

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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.