Home / 358,608.03-494,882.40-197,466.76

Finding the Fourth Proportional to 358,608.03, 494,882.40 and 197,466.76

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Solution

The fourth proportional to 358,608.03, 494,882.40 and 197,466.76 is: 272,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,608.03 : 494,882.40 = 197,466.76 : x
  2. Step 2: Convert to fraction form
    358,608.03/494,882.40 = 197,466.76/x
  3. Step 3: Cross multiply
    358,608.03x = 494,882.40 × 197,466.76
  4. Step 4: Simplify right side
    358,608.03x = 97,722,824,109.02
  5. Step 5: Solve for x
    x = 97,722,824,109.02/358,608.03
  6. Step 6: Final answer
    x = 272,505.96

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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.