Home / 352,042.20-528,063.30-293,722.20

Finding the Fourth Proportional to 352,042.20, 528,063.30 and 293,722.20

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Solution

The fourth proportional to 352,042.20, 528,063.30 and 293,722.20 is: 440,583.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,042.20 : 528,063.30 = 293,722.20 : x
  2. Step 2: Convert to fraction form
    352,042.20/528,063.30 = 293,722.20/x
  3. Step 3: Cross multiply
    352,042.20x = 528,063.30 × 293,722.20
  4. Step 4: Simplify right side
    352,042.20x = 155,103,914,215.26
  5. Step 5: Solve for x
    x = 155,103,914,215.26/352,042.20
  6. Step 6: Final answer
    x = 440,583.30

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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.