Home / 896,949.52-1,237,767.48-489,052.15

Finding the Fourth Proportional to 896,949.52, 1,237,767.48 and 489,052.15

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Solution

The fourth proportional to 896,949.52, 1,237,767.48 and 489,052.15 is: 674,879.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,949.52 : 1,237,767.48 = 489,052.15 : x
  2. Step 2: Convert to fraction form
    896,949.52/1,237,767.48 = 489,052.15/x
  3. Step 3: Cross multiply
    896,949.52x = 1,237,767.48 × 489,052.15
  4. Step 4: Simplify right side
    896,949.52x = 605,332,844,199.66
  5. Step 5: Solve for x
    x = 605,332,844,199.66/896,949.52
  6. Step 6: Final answer
    x = 674,879.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.