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Finding the Fourth Proportional to 366,482.69, 505,737.29 and 205,344.53

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Solution

The fourth proportional to 366,482.69, 505,737.29 and 205,344.53 is: 283,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,482.69 : 505,737.29 = 205,344.53 : x
  2. Step 2: Convert to fraction form
    366,482.69/505,737.29 = 205,344.53/x
  3. Step 3: Cross multiply
    366,482.69x = 505,737.29 × 205,344.53
  4. Step 4: Simplify right side
    366,482.69x = 103,850,386,118.52
  5. Step 5: Solve for x
    x = 103,850,386,118.52/366,482.69
  6. Step 6: Final answer
    x = 283,370.51

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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.