Home / 896,949.29-1,237,767.13-489,051.92

Finding the Fourth Proportional to 896,949.29, 1,237,767.13 and 489,051.92

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Solution

The fourth proportional to 896,949.29, 1,237,767.13 and 489,051.92 is: 674,879.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,949.29 : 1,237,767.13 = 489,051.92 : x
  2. Step 2: Convert to fraction form
    896,949.29/1,237,767.13 = 489,051.92/x
  3. Step 3: Cross multiply
    896,949.29x = 1,237,767.13 × 489,051.92
  4. Step 4: Simplify right side
    896,949.29x = 605,332,391,439.39
  5. Step 5: Solve for x
    x = 605,332,391,439.39/896,949.29
  6. Step 6: Final answer
    x = 674,879.17

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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.