Home / 649,986.39-975,319.58-266,020.27

Finding the Fourth Proportional to 649,986.39, 975,319.58 and 266,020.27

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Solution

The fourth proportional to 649,986.39, 975,319.58 and 266,020.27 is: 399,169.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,986.39 : 975,319.58 = 266,020.27 : x
  2. Step 2: Convert to fraction form
    649,986.39/975,319.58 = 266,020.27/x
  3. Step 3: Cross multiply
    649,986.39x = 975,319.58 × 266,020.27
  4. Step 4: Simplify right side
    649,986.39x = 259,454,776,234.64
  5. Step 5: Solve for x
    x = 259,454,776,234.64/649,986.39
  6. Step 6: Final answer
    x = 399,169.55

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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.