Home / 571,958.94-789,276.86-313,829.45

Finding the Fourth Proportional to 571,958.94, 789,276.86 and 313,829.45

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Solution

The fourth proportional to 571,958.94, 789,276.86 and 313,829.45 is: 433,070.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,958.94 : 789,276.86 = 313,829.45 : x
  2. Step 2: Convert to fraction form
    571,958.94/789,276.86 = 313,829.45/x
  3. Step 3: Cross multiply
    571,958.94x = 789,276.86 × 313,829.45
  4. Step 4: Simplify right side
    571,958.94x = 247,698,325,932.33
  5. Step 5: Solve for x
    x = 247,698,325,932.33/571,958.94
  6. Step 6: Final answer
    x = 433,070.12

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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.