Home / 494,531.30-743,352.15-485,200.10

Finding the Fourth Proportional to 494,531.30, 743,352.15 and 485,200.10

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Solution

The fourth proportional to 494,531.30, 743,352.15 and 485,200.10 is: 729,326.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,531.30 : 743,352.15 = 485,200.10 : x
  2. Step 2: Convert to fraction form
    494,531.30/743,352.15 = 485,200.10/x
  3. Step 3: Cross multiply
    494,531.30x = 743,352.15 × 485,200.10
  4. Step 4: Simplify right side
    494,531.30x = 360,674,537,515.22
  5. Step 5: Solve for x
    x = 360,674,537,515.22/494,531.30
  6. Step 6: Final answer
    x = 729,326.01

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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.