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Finding the Fourth Proportional to 365,524.65, 548,289.34 and 239,270.90

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Solution

The fourth proportional to 365,524.65, 548,289.34 and 239,270.90 is: 358,907.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,524.65 : 548,289.34 = 239,270.90 : x
  2. Step 2: Convert to fraction form
    365,524.65/548,289.34 = 239,270.90/x
  3. Step 3: Cross multiply
    365,524.65x = 548,289.34 × 239,270.90
  4. Step 4: Simplify right side
    365,524.65x = 131,189,680,502.58
  5. Step 5: Solve for x
    x = 131,189,680,502.58/365,524.65
  6. Step 6: Final answer
    x = 358,907.89

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1.5x scale

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.