Home / 347,197.92-478,974.24-203,955.36

Finding the Fourth Proportional to 347,197.92, 478,974.24 and 203,955.36

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Solution

The fourth proportional to 347,197.92, 478,974.24 and 203,955.36 is: 281,365.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,197.92 : 478,974.24 = 203,955.36 : x
  2. Step 2: Convert to fraction form
    347,197.92/478,974.24 = 203,955.36/x
  3. Step 3: Cross multiply
    347,197.92x = 478,974.24 × 203,955.36
  4. Step 4: Simplify right side
    347,197.92x = 97,689,363,549.93
  5. Step 5: Solve for x
    x = 97,689,363,549.93/347,197.92
  6. Step 6: Final answer
    x = 281,365.06

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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.