Home / 572,740.22-790,335.24-331,038.44

Finding the Fourth Proportional to 572,740.22, 790,335.24 and 331,038.44

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Solution

The fourth proportional to 572,740.22, 790,335.24 and 331,038.44 is: 456,806.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,740.22 : 790,335.24 = 331,038.44 : x
  2. Step 2: Convert to fraction form
    572,740.22/790,335.24 = 331,038.44/x
  3. Step 3: Cross multiply
    572,740.22x = 790,335.24 × 331,038.44
  4. Step 4: Simplify right side
    572,740.22x = 261,631,344,926.63
  5. Step 5: Solve for x
    x = 261,631,344,926.63/572,740.22
  6. Step 6: Final answer
    x = 456,806.31

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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.