Home / 942,921.44-1,301,231.50-513,204.64

Finding the Fourth Proportional to 942,921.44, 1,301,231.50 and 513,204.64

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Solution

The fourth proportional to 942,921.44, 1,301,231.50 and 513,204.64 is: 708,222.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,921.44 : 1,301,231.50 = 513,204.64 : x
  2. Step 2: Convert to fraction form
    942,921.44/1,301,231.50 = 513,204.64/x
  3. Step 3: Cross multiply
    942,921.44x = 1,301,231.50 × 513,204.64
  4. Step 4: Simplify right side
    942,921.44x = 667,798,043,514.16
  5. Step 5: Solve for x
    x = 667,798,043,514.16/942,921.44
  6. Step 6: Final answer
    x = 708,222.36

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Double scale
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1.5x scale

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.