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Finding the Fourth Proportional to 397,002.06, 595,354.05 and 144,220.10

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Solution

The fourth proportional to 397,002.06, 595,354.05 and 144,220.10 is: 216,276.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,002.06 : 595,354.05 = 144,220.10 : x
  2. Step 2: Convert to fraction form
    397,002.06/595,354.05 = 144,220.10/x
  3. Step 3: Cross multiply
    397,002.06x = 595,354.05 × 144,220.10
  4. Step 4: Simplify right side
    397,002.06x = 85,862,017,649.63
  5. Step 5: Solve for x
    x = 85,862,017,649.63/397,002.06
  6. Step 6: Final answer
    x = 216,276.00

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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.