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Finding the Fourth Proportional to 550,658.44, 826,074.06 and 235,117

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Solution

The fourth proportional to 550,658.44, 826,074.06 and 235,117 is: 352,712.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,658.44 : 826,074.06 = 235,117 : x
  2. Step 2: Convert to fraction form
    550,658.44/826,074.06 = 235,117/x
  3. Step 3: Cross multiply
    550,658.44x = 826,074.06 × 235,117
  4. Step 4: Simplify right side
    550,658.44x = 194,224,054,765.02
  5. Step 5: Solve for x
    x = 194,224,054,765.02/550,658.44
  6. Step 6: Final answer
    x = 352,712.39

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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.