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Finding the Fourth Proportional to 254,231.80, 381,347.70 and 241,401.40

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Solution

The fourth proportional to 254,231.80, 381,347.70 and 241,401.40 is: 362,102.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,231.80 : 381,347.70 = 241,401.40 : x
  2. Step 2: Convert to fraction form
    254,231.80/381,347.70 = 241,401.40/x
  3. Step 3: Cross multiply
    254,231.80x = 381,347.70 × 241,401.40
  4. Step 4: Simplify right side
    254,231.80x = 92,057,868,666.78
  5. Step 5: Solve for x
    x = 92,057,868,666.78/254,231.80
  6. Step 6: Final answer
    x = 362,102.10

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1.5x scale

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.