Home / 489,085.20-733,627.80-173,501.10

Finding the Fourth Proportional to 489,085.20, 733,627.80 and 173,501.10

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Solution

The fourth proportional to 489,085.20, 733,627.80 and 173,501.10 is: 260,251.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,085.20 : 733,627.80 = 173,501.10 : x
  2. Step 2: Convert to fraction form
    489,085.20/733,627.80 = 173,501.10/x
  3. Step 3: Cross multiply
    489,085.20x = 733,627.80 × 173,501.10
  4. Step 4: Simplify right side
    489,085.20x = 127,285,230,290.58
  5. Step 5: Solve for x
    x = 127,285,230,290.58/489,085.20
  6. Step 6: Final answer
    x = 260,251.65

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Similar ratio
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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.