Home / 571,969.43-789,317.50-313,848.07

Finding the Fourth Proportional to 571,969.43, 789,317.50 and 313,848.07

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Solution

The fourth proportional to 571,969.43, 789,317.50 and 313,848.07 is: 433,110.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    571,969.43 : 789,317.50 = 313,848.07 : x
  2. Step 2: Convert to fraction form
    571,969.43/789,317.50 = 313,848.07/x
  3. Step 3: Cross multiply
    571,969.43x = 789,317.50 × 313,848.07
  4. Step 4: Simplify right side
    571,969.43x = 247,725,769,855.35
  5. Step 5: Solve for x
    x = 247,725,769,855.35/571,969.43
  6. Step 6: Final answer
    x = 433,110.16

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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.