Home / 329,112.90-493,669.35-275,968.80

Finding the Fourth Proportional to 329,112.90, 493,669.35 and 275,968.80

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Solution

The fourth proportional to 329,112.90, 493,669.35 and 275,968.80 is: 413,953.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,112.90 : 493,669.35 = 275,968.80 : x
  2. Step 2: Convert to fraction form
    329,112.90/493,669.35 = 275,968.80/x
  3. Step 3: Cross multiply
    329,112.90x = 493,669.35 × 275,968.80
  4. Step 4: Simplify right side
    329,112.90x = 136,237,338,116.28
  5. Step 5: Solve for x
    x = 136,237,338,116.28/329,112.90
  6. Step 6: Final answer
    x = 413,953.20

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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.