Home / 329,829.40-494,744.10-245,848.60

Finding the Fourth Proportional to 329,829.40, 494,744.10 and 245,848.60

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Solution

The fourth proportional to 329,829.40, 494,744.10 and 245,848.60 is: 368,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,829.40 : 494,744.10 = 245,848.60 : x
  2. Step 2: Convert to fraction form
    329,829.40/494,744.10 = 245,848.60/x
  3. Step 3: Cross multiply
    329,829.40x = 494,744.10 × 245,848.60
  4. Step 4: Simplify right side
    329,829.40x = 121,632,144,343.26
  5. Step 5: Solve for x
    x = 121,632,144,343.26/329,829.40
  6. Step 6: Final answer
    x = 368,772.90

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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.