Home / 871,932.57-1,308,148.99-366,233.47

Finding the Fourth Proportional to 871,932.57, 1,308,148.99 and 366,233.47

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Solution

The fourth proportional to 871,932.57, 1,308,148.99 and 366,233.47 is: 549,455.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,932.57 : 1,308,148.99 = 366,233.47 : x
  2. Step 2: Convert to fraction form
    871,932.57/1,308,148.99 = 366,233.47/x
  3. Step 3: Cross multiply
    871,932.57x = 1,308,148.99 × 366,233.47
  4. Step 4: Simplify right side
    871,932.57x = 479,087,943,884.70
  5. Step 5: Solve for x
    x = 479,087,943,884.70/871,932.57
  6. Step 6: Final answer
    x = 549,455.27

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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.