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Finding the Fourth Proportional to 240,559.84, 359,955.78 and 193,032.64

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Solution

The fourth proportional to 240,559.84, 359,955.78 and 193,032.64 is: 288,839.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,559.84 : 359,955.78 = 193,032.64 : x
  2. Step 2: Convert to fraction form
    240,559.84/359,955.78 = 193,032.64/x
  3. Step 3: Cross multiply
    240,559.84x = 359,955.78 × 193,032.64
  4. Step 4: Simplify right side
    240,559.84x = 69,483,214,496.66
  5. Step 5: Solve for x
    x = 69,483,214,496.66/240,559.84
  6. Step 6: Final answer
    x = 288,839.63

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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.