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Finding the Fourth Proportional to 525,751.13, 788,289.80 and 222,062.94

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Solution

The fourth proportional to 525,751.13, 788,289.80 and 222,062.94 is: 332,952.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,751.13 : 788,289.80 = 222,062.94 : x
  2. Step 2: Convert to fraction form
    525,751.13/788,289.80 = 222,062.94/x
  3. Step 3: Cross multiply
    525,751.13x = 788,289.80 × 222,062.94
  4. Step 4: Simplify right side
    525,751.13x = 175,049,949,797.12
  5. Step 5: Solve for x
    x = 175,049,949,797.12/525,751.13
  6. Step 6: Final answer
    x = 332,952.12

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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.