Home / 281,769.70-388,882.06-174,374.32

Finding the Fourth Proportional to 281,769.70, 388,882.06 and 174,374.32

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Solution

The fourth proportional to 281,769.70, 388,882.06 and 174,374.32 is: 240,661.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,769.70 : 388,882.06 = 174,374.32 : x
  2. Step 2: Convert to fraction form
    281,769.70/388,882.06 = 174,374.32/x
  3. Step 3: Cross multiply
    281,769.70x = 388,882.06 × 174,374.32
  4. Step 4: Simplify right side
    281,769.70x = 67,811,044,772.70
  5. Step 5: Solve for x
    x = 67,811,044,772.70/281,769.70
  6. Step 6: Final answer
    x = 240,661.24

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1.5x scale

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.