Home / 572,842.41-790,418.30-331,036.35

Finding the Fourth Proportional to 572,842.41, 790,418.30 and 331,036.35

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Solution

The fourth proportional to 572,842.41, 790,418.30 and 331,036.35 is: 456,769.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,842.41 : 790,418.30 = 331,036.35 : x
  2. Step 2: Convert to fraction form
    572,842.41/790,418.30 = 331,036.35/x
  3. Step 3: Cross multiply
    572,842.41x = 790,418.30 × 331,036.35
  4. Step 4: Simplify right side
    572,842.41x = 261,657,187,350.02
  5. Step 5: Solve for x
    x = 261,657,187,350.02/572,842.41
  6. Step 6: Final answer
    x = 456,769.93

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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.