Home / 871,931.57-1,308,147.49-366,232.47

Finding the Fourth Proportional to 871,931.57, 1,308,147.49 and 366,232.47

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Solution

The fourth proportional to 871,931.57, 1,308,147.49 and 366,232.47 is: 549,453.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,931.57 : 1,308,147.49 = 366,232.47 : x
  2. Step 2: Convert to fraction form
    871,931.57/1,308,147.49 = 366,232.47/x
  3. Step 3: Cross multiply
    871,931.57x = 1,308,147.49 × 366,232.47
  4. Step 4: Simplify right side
    871,931.57x = 479,086,086,387.00
  5. Step 5: Solve for x
    x = 479,086,086,387.00/871,931.57
  6. Step 6: Final answer
    x = 549,453.77

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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.