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Finding the Fourth Proportional to 399,874.60, 599,220.06 and 175,027.24

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Solution

The fourth proportional to 399,874.60, 599,220.06 and 175,027.24 is: 262,281.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    399,874.60 : 599,220.06 = 175,027.24 : x
  2. Step 2: Convert to fraction form
    399,874.60/599,220.06 = 175,027.24/x
  3. Step 3: Cross multiply
    399,874.60x = 599,220.06 × 175,027.24
  4. Step 4: Simplify right side
    399,874.60x = 104,879,833,254.43
  5. Step 5: Solve for x
    x = 104,879,833,254.43/399,874.60
  6. Step 6: Final answer
    x = 262,281.81

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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.