Home / 298,908.04-448,050.61-130,383.09

Finding the Fourth Proportional to 298,908.04, 448,050.61 and 130,383.09

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Solution

The fourth proportional to 298,908.04, 448,050.61 and 130,383.09 is: 195,438.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,908.04 : 448,050.61 = 130,383.09 : x
  2. Step 2: Convert to fraction form
    298,908.04/448,050.61 = 130,383.09/x
  3. Step 3: Cross multiply
    298,908.04x = 448,050.61 × 130,383.09
  4. Step 4: Simplify right side
    298,908.04x = 58,418,223,008.18
  5. Step 5: Solve for x
    x = 58,418,223,008.18/298,908.04
  6. Step 6: Final answer
    x = 195,438.78

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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.