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Finding the Fourth Proportional to 591,755.60, 887,613.96 and 236,674.28

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Solution

The fourth proportional to 591,755.60, 887,613.96 and 236,674.28 is: 355,003.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,755.60 : 887,613.96 = 236,674.28 : x
  2. Step 2: Convert to fraction form
    591,755.60/887,613.96 = 236,674.28/x
  3. Step 3: Cross multiply
    591,755.60x = 887,613.96 × 236,674.28
  4. Step 4: Simplify right side
    591,755.60x = 210,075,394,900.95
  5. Step 5: Solve for x
    x = 210,075,394,900.95/591,755.60
  6. Step 6: Final answer
    x = 355,003.64

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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.