Home / 465,424.92-697,555.40-198,873.36

Finding the Fourth Proportional to 465,424.92, 697,555.40 and 198,873.36

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Solution

The fourth proportional to 465,424.92, 697,555.40 and 198,873.36 is: 298,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,424.92 : 697,555.40 = 198,873.36 : x
  2. Step 2: Convert to fraction form
    465,424.92/697,555.40 = 198,873.36/x
  3. Step 3: Cross multiply
    465,424.92x = 697,555.40 × 198,873.36
  4. Step 4: Simplify right side
    465,424.92x = 138,725,185,189.78
  5. Step 5: Solve for x
    x = 138,725,185,189.78/465,424.92
  6. Step 6: Final answer
    x = 298,061.36

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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.