Home / 840,078.36-1,259,999.28-241,090.92

Finding the Fourth Proportional to 840,078.36, 1,259,999.28 and 241,090.92

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Solution

The fourth proportional to 840,078.36, 1,259,999.28 and 241,090.92 is: 361,602.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,078.36 : 1,259,999.28 = 241,090.92 : x
  2. Step 2: Convert to fraction form
    840,078.36/1,259,999.28 = 241,090.92/x
  3. Step 3: Cross multiply
    840,078.36x = 1,259,999.28 × 241,090.92
  4. Step 4: Simplify right side
    840,078.36x = 303,774,385,614.54
  5. Step 5: Solve for x
    x = 303,774,385,614.54/840,078.36
  6. Step 6: Final answer
    x = 361,602.44

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1.5x scale

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.