Home / 489,337.95-733,757.85-189,904.44

Finding the Fourth Proportional to 489,337.95, 733,757.85 and 189,904.44

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Solution

The fourth proportional to 489,337.95, 733,757.85 and 189,904.44 is: 284,760.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,337.95 : 733,757.85 = 189,904.44 : x
  2. Step 2: Convert to fraction form
    489,337.95/733,757.85 = 189,904.44/x
  3. Step 3: Cross multiply
    489,337.95x = 733,757.85 × 189,904.44
  4. Step 4: Simplify right side
    489,337.95x = 139,343,873,599.85
  5. Step 5: Solve for x
    x = 139,343,873,599.85/489,337.95
  6. Step 6: Final answer
    x = 284,760.00

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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.