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Finding the Fourth Proportional to 489,184.83, 675,081.98 and 295,565.62

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Solution

The fourth proportional to 489,184.83, 675,081.98 and 295,565.62 is: 407,884.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,184.83 : 675,081.98 = 295,565.62 : x
  2. Step 2: Convert to fraction form
    489,184.83/675,081.98 = 295,565.62/x
  3. Step 3: Cross multiply
    489,184.83x = 675,081.98 × 295,565.62
  4. Step 4: Simplify right side
    489,184.83x = 199,531,023,969.53
  5. Step 5: Solve for x
    x = 199,531,023,969.53/489,184.83
  6. Step 6: Final answer
    x = 407,884.73

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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.