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Finding the Fourth Proportional to 489,024.54, 733,458.12 and 133,955.55

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Solution

The fourth proportional to 489,024.54, 733,458.12 and 133,955.55 is: 200,911.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,024.54 : 733,458.12 = 133,955.55 : x
  2. Step 2: Convert to fraction form
    489,024.54/733,458.12 = 133,955.55/x
  3. Step 3: Cross multiply
    489,024.54x = 733,458.12 × 133,955.55
  4. Step 4: Simplify right side
    489,024.54x = 98,250,785,866.57
  5. Step 5: Solve for x
    x = 98,250,785,866.57/489,024.54
  6. Step 6: Final answer
    x = 200,911.77

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1.5x scale

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.