Home / 697,371.32-1,046,232.66-198,733.88

Finding the Fourth Proportional to 697,371.32, 1,046,232.66 and 198,733.88

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Solution

The fourth proportional to 697,371.32, 1,046,232.66 and 198,733.88 is: 298,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    697,371.32 : 1,046,232.66 = 198,733.88 : x
  2. Step 2: Convert to fraction form
    697,371.32/1,046,232.66 = 198,733.88/x
  3. Step 3: Cross multiply
    697,371.32x = 1,046,232.66 × 198,733.88
  4. Step 4: Simplify right side
    697,371.32x = 207,921,875,904.52
  5. Step 5: Solve for x
    x = 207,921,875,904.52/697,371.32
  6. Step 6: Final answer
    x = 298,150.88

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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.