Home / 572,965.11-790,645.56-331,263.26

Finding the Fourth Proportional to 572,965.11, 790,645.56 and 331,263.26

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Solution

The fourth proportional to 572,965.11, 790,645.56 and 331,263.26 is: 457,116.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,965.11 : 790,645.56 = 331,263.26 : x
  2. Step 2: Convert to fraction form
    572,965.11/790,645.56 = 331,263.26/x
  3. Step 3: Cross multiply
    572,965.11x = 790,645.56 × 331,263.26
  4. Step 4: Simplify right side
    572,965.11x = 261,911,820,100.58
  5. Step 5: Solve for x
    x = 261,911,820,100.58/572,965.11
  6. Step 6: Final answer
    x = 457,116.53

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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.