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Finding the Fourth Proportional to 220,594.17, 330,928.16 and 173,207.35

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Solution

The fourth proportional to 220,594.17, 330,928.16 and 173,207.35 is: 259,840.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,594.17 : 330,928.16 = 173,207.35 : x
  2. Step 2: Convert to fraction form
    220,594.17/330,928.16 = 173,207.35/x
  3. Step 3: Cross multiply
    220,594.17x = 330,928.16 × 173,207.35
  4. Step 4: Simplify right side
    220,594.17x = 57,319,187,113.30
  5. Step 5: Solve for x
    x = 57,319,187,113.30/220,594.17
  6. Step 6: Final answer
    x = 259,840.00

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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.