Home / 293,340.60-439,427.70-159,982.20

Finding the Fourth Proportional to 293,340.60, 439,427.70 and 159,982.20

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Solution

The fourth proportional to 293,340.60, 439,427.70 and 159,982.20 is: 239,655.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,340.60 : 439,427.70 = 159,982.20 : x
  2. Step 2: Convert to fraction form
    293,340.60/439,427.70 = 159,982.20/x
  3. Step 3: Cross multiply
    293,340.60x = 439,427.70 × 159,982.20
  4. Step 4: Simplify right side
    293,340.60x = 70,300,610,186.94
  5. Step 5: Solve for x
    x = 70,300,610,186.94/293,340.60
  6. Step 6: Final answer
    x = 239,655.23

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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.