Home / 298,851.04-412,414.75-162,885.10

Finding the Fourth Proportional to 298,851.04, 412,414.75 and 162,885.10

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Solution

The fourth proportional to 298,851.04, 412,414.75 and 162,885.10 is: 224,781.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,851.04 : 412,414.75 = 162,885.10 : x
  2. Step 2: Convert to fraction form
    298,851.04/412,414.75 = 162,885.10/x
  3. Step 3: Cross multiply
    298,851.04x = 412,414.75 × 162,885.10
  4. Step 4: Simplify right side
    298,851.04x = 67,176,216,967.79
  5. Step 5: Solve for x
    x = 67,176,216,967.79/298,851.04
  6. Step 6: Final answer
    x = 224,781.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.