Home / 958,478.24-1,322,462.22-631,755.02

Finding the Fourth Proportional to 958,478.24, 1,322,462.22 and 631,755.02

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Solution

The fourth proportional to 958,478.24, 1,322,462.22 and 631,755.02 is: 871,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    958,478.24 : 1,322,462.22 = 631,755.02 : x
  2. Step 2: Convert to fraction form
    958,478.24/1,322,462.22 = 631,755.02/x
  3. Step 3: Cross multiply
    958,478.24x = 1,322,462.22 × 631,755.02
  4. Step 4: Simplify right side
    958,478.24x = 835,472,146,245.34
  5. Step 5: Solve for x
    x = 835,472,146,245.34/958,478.24
  6. Step 6: Final answer
    x = 871,665.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.