Home / 489,035.60-733,553.40-223,315.10

Finding the Fourth Proportional to 489,035.60, 733,553.40 and 223,315.10

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Solution

The fourth proportional to 489,035.60, 733,553.40 and 223,315.10 is: 334,972.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,035.60 : 733,553.40 = 223,315.10 : x
  2. Step 2: Convert to fraction form
    489,035.60/733,553.40 = 223,315.10/x
  3. Step 3: Cross multiply
    489,035.60x = 733,553.40 × 223,315.10
  4. Step 4: Simplify right side
    489,035.60x = 163,813,550,876.34
  5. Step 5: Solve for x
    x = 163,813,550,876.34/489,035.60
  6. Step 6: Final answer
    x = 334,972.65

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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.