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Finding the Fourth Proportional to 525,559.91, 788,450.72 and 170,546.33

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Solution

The fourth proportional to 525,559.91, 788,450.72 and 170,546.33 is: 255,855.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    525,559.91 : 788,450.72 = 170,546.33 : x
  2. Step 2: Convert to fraction form
    525,559.91/788,450.72 = 170,546.33/x
  3. Step 3: Cross multiply
    525,559.91x = 788,450.72 × 170,546.33
  4. Step 4: Simplify right side
    525,559.91x = 134,467,371,886.87
  5. Step 5: Solve for x
    x = 134,467,371,886.87/525,559.91
  6. Step 6: Final answer
    x = 255,855.46

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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.