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Finding the Fourth Proportional to 598,007.63, 897,162.98 and 198,650.49

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Solution

The fourth proportional to 598,007.63, 897,162.98 and 198,650.49 is: 298,026.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,007.63 : 897,162.98 = 198,650.49 : x
  2. Step 2: Convert to fraction form
    598,007.63/897,162.98 = 198,650.49/x
  3. Step 3: Cross multiply
    598,007.63x = 897,162.98 × 198,650.49
  4. Step 4: Simplify right side
    598,007.63x = 178,221,864,593.61
  5. Step 5: Solve for x
    x = 178,221,864,593.61/598,007.63
  6. Step 6: Final answer
    x = 298,026.07

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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.