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Finding the Fourth Proportional to 465,327.02, 698,581.14 and 395,649.20

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Solution

The fourth proportional to 465,327.02, 698,581.14 and 395,649.20 is: 593,975.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,327.02 : 698,581.14 = 395,649.20 : x
  2. Step 2: Convert to fraction form
    465,327.02/698,581.14 = 395,649.20/x
  3. Step 3: Cross multiply
    465,327.02x = 698,581.14 × 395,649.20
  4. Step 4: Simplify right side
    465,327.02x = 276,393,069,176.09
  5. Step 5: Solve for x
    x = 276,393,069,176.09/465,327.02
  6. Step 6: Final answer
    x = 593,975.97

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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.