Home / 722,188.48-997,658.22-576,803.38

Finding the Fourth Proportional to 722,188.48, 997,658.22 and 576,803.38

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Solution

The fourth proportional to 722,188.48, 997,658.22 and 576,803.38 is: 796,817.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,188.48 : 997,658.22 = 576,803.38 : x
  2. Step 2: Convert to fraction form
    722,188.48/997,658.22 = 576,803.38/x
  3. Step 3: Cross multiply
    722,188.48x = 997,658.22 × 576,803.38
  4. Step 4: Simplify right side
    722,188.48x = 575,452,633,380.78
  5. Step 5: Solve for x
    x = 575,452,633,380.78/722,188.48
  6. Step 6: Final answer
    x = 796,817.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.