Home / 298,452.42-447,397.20-148,551

Finding the Fourth Proportional to 298,452.42, 447,397.20 and 148,551

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Solution

The fourth proportional to 298,452.42, 447,397.20 and 148,551 is: 222,686.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,452.42 : 447,397.20 = 148,551 : x
  2. Step 2: Convert to fraction form
    298,452.42/447,397.20 = 148,551/x
  3. Step 3: Cross multiply
    298,452.42x = 447,397.20 × 148,551
  4. Step 4: Simplify right side
    298,452.42x = 66,461,301,457.20
  5. Step 5: Solve for x
    x = 66,461,301,457.20/298,452.42
  6. Step 6: Final answer
    x = 222,686.42

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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.