Home / 942,940.93-1,301,258.36-513,224.18

Finding the Fourth Proportional to 942,940.93, 1,301,258.36 and 513,224.18

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Solution

The fourth proportional to 942,940.93, 1,301,258.36 and 513,224.18 is: 708,249.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,940.93 : 1,301,258.36 = 513,224.18 : x
  2. Step 2: Convert to fraction form
    942,940.93/1,301,258.36 = 513,224.18/x
  3. Step 3: Cross multiply
    942,940.93x = 1,301,258.36 × 513,224.18
  4. Step 4: Simplify right side
    942,940.93x = 667,837,259,315.35
  5. Step 5: Solve for x
    x = 667,837,259,315.35/942,940.93
  6. Step 6: Final answer
    x = 708,249.31

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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.