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Finding the Fourth Proportional to 359,773.25, 496,545.41 and 208,957.73

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Solution

The fourth proportional to 359,773.25, 496,545.41 and 208,957.73 is: 288,395.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,773.25 : 496,545.41 = 208,957.73 : x
  2. Step 2: Convert to fraction form
    359,773.25/496,545.41 = 208,957.73/x
  3. Step 3: Cross multiply
    359,773.25x = 496,545.41 × 208,957.73
  4. Step 4: Simplify right side
    359,773.25x = 103,757,000,670.73
  5. Step 5: Solve for x
    x = 103,757,000,670.73/359,773.25
  6. Step 6: Final answer
    x = 288,395.54

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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.