Home / 699,086.21-1,046,373.93-361,662.21

Finding the Fourth Proportional to 699,086.21, 1,046,373.93 and 361,662.21

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Solution

The fourth proportional to 699,086.21, 1,046,373.93 and 361,662.21 is: 541,326.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,086.21 : 1,046,373.93 = 361,662.21 : x
  2. Step 2: Convert to fraction form
    699,086.21/1,046,373.93 = 361,662.21/x
  3. Step 3: Cross multiply
    699,086.21x = 1,046,373.93 × 361,662.21
  4. Step 4: Simplify right side
    699,086.21x = 378,433,908,010.19
  5. Step 5: Solve for x
    x = 378,433,908,010.19/699,086.21
  6. Step 6: Final answer
    x = 541,326.53

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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.