Home / 598,612.77-898,083.18-298,731.33

Finding the Fourth Proportional to 598,612.77, 898,083.18 and 298,731.33

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Solution

The fourth proportional to 598,612.77, 898,083.18 and 298,731.33 is: 448,178.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,612.77 : 898,083.18 = 298,731.33 : x
  2. Step 2: Convert to fraction form
    598,612.77/898,083.18 = 298,731.33/x
  3. Step 3: Cross multiply
    598,612.77x = 898,083.18 × 298,731.33
  4. Step 4: Simplify right side
    598,612.77x = 268,285,582,812.03
  5. Step 5: Solve for x
    x = 268,285,582,812.03/598,612.77
  6. Step 6: Final answer
    x = 448,178.85

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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.