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Finding the Fourth Proportional to 575,771.60, 794,934.60 and 361,205.84

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Solution

The fourth proportional to 575,771.60, 794,934.60 and 361,205.84 is: 498,696.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,771.60 : 794,934.60 = 361,205.84 : x
  2. Step 2: Convert to fraction form
    575,771.60/794,934.60 = 361,205.84/x
  3. Step 3: Cross multiply
    575,771.60x = 794,934.60 × 361,205.84
  4. Step 4: Simplify right side
    575,771.60x = 287,135,019,938.06
  5. Step 5: Solve for x
    x = 287,135,019,938.06/575,771.60
  6. Step 6: Final answer
    x = 498,696.05

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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.