Home / 649,986.08-975,319.07-266,019.96

Finding the Fourth Proportional to 649,986.08, 975,319.07 and 266,019.96

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Solution

The fourth proportional to 649,986.08, 975,319.07 and 266,019.96 is: 399,169.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,986.08 : 975,319.07 = 266,019.96 : x
  2. Step 2: Convert to fraction form
    649,986.08/975,319.07 = 266,019.96/x
  3. Step 3: Cross multiply
    649,986.08x = 975,319.07 × 266,019.96
  4. Step 4: Simplify right side
    649,986.08x = 259,454,338,658.54
  5. Step 5: Solve for x
    x = 259,454,338,658.54/649,986.08
  6. Step 6: Final answer
    x = 399,169.07

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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.