Home / 598,626.06-825,434.19-489,389.46

Finding the Fourth Proportional to 598,626.06, 825,434.19 and 489,389.46

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Solution

The fourth proportional to 598,626.06, 825,434.19 and 489,389.46 is: 674,809.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,626.06 : 825,434.19 = 489,389.46 : x
  2. Step 2: Convert to fraction form
    598,626.06/825,434.19 = 489,389.46/x
  3. Step 3: Cross multiply
    598,626.06x = 825,434.19 × 489,389.46
  4. Step 4: Simplify right side
    598,626.06x = 403,958,792,509.64
  5. Step 5: Solve for x
    x = 403,958,792,509.64/598,626.06
  6. Step 6: Final answer
    x = 674,809.90

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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.