Home / 942,822.88-1,301,070.64-513,093.78

Finding the Fourth Proportional to 942,822.88, 1,301,070.64 and 513,093.78

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Solution

The fourth proportional to 942,822.88, 1,301,070.64 and 513,093.78 is: 708,055.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,822.88 : 1,301,070.64 = 513,093.78 : x
  2. Step 2: Convert to fraction form
    942,822.88/1,301,070.64 = 513,093.78/x
  3. Step 3: Cross multiply
    942,822.88x = 1,301,070.64 × 513,093.78
  4. Step 4: Simplify right side
    942,822.88x = 667,571,252,724.62
  5. Step 5: Solve for x
    x = 667,571,252,724.62/942,822.88
  6. Step 6: Final answer
    x = 708,055.85

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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.