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Finding the Fourth Proportional to 365,097.15, 503,831.66 and 203,950.77

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Solution

The fourth proportional to 365,097.15, 503,831.66 and 203,950.77 is: 281,450.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,097.15 : 503,831.66 = 203,950.77 : x
  2. Step 2: Convert to fraction form
    365,097.15/503,831.66 = 203,950.77/x
  3. Step 3: Cross multiply
    365,097.15x = 503,831.66 × 203,950.77
  4. Step 4: Simplify right side
    365,097.15x = 102,756,853,987.62
  5. Step 5: Solve for x
    x = 102,756,853,987.62/365,097.15
  6. Step 6: Final answer
    x = 281,450.72

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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.