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Finding the Fourth Proportional to 397,024.94, 595,388.36 and 144,242.97

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Solution

The fourth proportional to 397,024.94, 595,388.36 and 144,242.97 is: 216,310.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,024.94 : 595,388.36 = 144,242.97 : x
  2. Step 2: Convert to fraction form
    397,024.94/595,388.36 = 144,242.97/x
  3. Step 3: Cross multiply
    397,024.94x = 595,388.36 × 144,242.97
  4. Step 4: Simplify right side
    397,024.94x = 85,880,584,628.61
  5. Step 5: Solve for x
    x = 85,880,584,628.61/397,024.94
  6. Step 6: Final answer
    x = 216,310.30

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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.