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Finding the Fourth Proportional to 296,543.80, 444,389.77 and 168,561.78

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Solution

The fourth proportional to 296,543.80, 444,389.77 and 168,561.78 is: 252,600.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,543.80 : 444,389.77 = 168,561.78 : x
  2. Step 2: Convert to fraction form
    296,543.80/444,389.77 = 168,561.78/x
  3. Step 3: Cross multiply
    296,543.80x = 444,389.77 × 168,561.78
  4. Step 4: Simplify right side
    296,543.80x = 74,907,130,644.99
  5. Step 5: Solve for x
    x = 74,907,130,644.99/296,543.80
  6. Step 6: Final answer
    x = 252,600.56

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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.