Home / 572,003.93-789,363.25-313,885.19

Finding the Fourth Proportional to 572,003.93, 789,363.25 and 313,885.19

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Solution

The fourth proportional to 572,003.93, 789,363.25 and 313,885.19 is: 433,160.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,003.93 : 789,363.25 = 313,885.19 : x
  2. Step 2: Convert to fraction form
    572,003.93/789,363.25 = 313,885.19/x
  3. Step 3: Cross multiply
    572,003.93x = 789,363.25 × 313,885.19
  4. Step 4: Simplify right side
    572,003.93x = 247,769,434,893.96
  5. Step 5: Solve for x
    x = 247,769,434,893.96/572,003.93
  6. Step 6: Final answer
    x = 433,160.37

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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.