Home / 298,913.76-448,452.66-148,973.04

Finding the Fourth Proportional to 298,913.76, 448,452.66 and 148,973.04

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Solution

The fourth proportional to 298,913.76, 448,452.66 and 148,973.04 is: 223,500.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,913.76 : 448,452.66 = 148,973.04 : x
  2. Step 2: Convert to fraction form
    298,913.76/448,452.66 = 148,973.04/x
  3. Step 3: Cross multiply
    298,913.76x = 448,452.66 × 148,973.04
  4. Step 4: Simplify right side
    298,913.76x = 66,807,356,056.29
  5. Step 5: Solve for x
    x = 66,807,356,056.29/298,913.76
  6. Step 6: Final answer
    x = 223,500.44

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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.