Home / 494,927.30-743,946.15-485,596.10

Finding the Fourth Proportional to 494,927.30, 743,946.15 and 485,596.10

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Solution

The fourth proportional to 494,927.30, 743,946.15 and 485,596.10 is: 729,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,927.30 : 743,946.15 = 485,596.10 : x
  2. Step 2: Convert to fraction form
    494,927.30/743,946.15 = 485,596.10/x
  3. Step 3: Cross multiply
    494,927.30x = 743,946.15 × 485,596.10
  4. Step 4: Simplify right side
    494,927.30x = 361,257,349,050.02
  5. Step 5: Solve for x
    x = 361,257,349,050.02/494,927.30
  6. Step 6: Final answer
    x = 729,920.03

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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.