Home / 489,020.24-733,468.08-189,295.76

Finding the Fourth Proportional to 489,020.24, 733,468.08 and 189,295.76

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Solution

The fourth proportional to 489,020.24, 733,468.08 and 189,295.76 is: 283,919.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,020.24 : 733,468.08 = 189,295.76 : x
  2. Step 2: Convert to fraction form
    489,020.24/733,468.08 = 189,295.76/x
  3. Step 3: Cross multiply
    489,020.24x = 733,468.08 × 189,295.76
  4. Step 4: Simplify right side
    489,020.24x = 138,842,397,639.34
  5. Step 5: Solve for x
    x = 138,842,397,639.34/489,020.24
  6. Step 6: Final answer
    x = 283,919.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.