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Finding the Fourth Proportional to 471,165.20, 650,220.93 and 264,446.45

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Solution

The fourth proportional to 471,165.20, 650,220.93 and 264,446.45 is: 364,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,165.20 : 650,220.93 = 264,446.45 : x
  2. Step 2: Convert to fraction form
    471,165.20/650,220.93 = 264,446.45/x
  3. Step 3: Cross multiply
    471,165.20x = 650,220.93 × 264,446.45
  4. Step 4: Simplify right side
    471,165.20x = 171,948,612,080.86
  5. Step 5: Solve for x
    x = 171,948,612,080.86/471,165.20
  6. Step 6: Final answer
    x = 364,943.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.