Home / 572,823.66-790,392.42-331,017.60

Finding the Fourth Proportional to 572,823.66, 790,392.42 and 331,017.60

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Solution

The fourth proportional to 572,823.66, 790,392.42 and 331,017.60 is: 456,744.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,823.66 : 790,392.42 = 331,017.60 : x
  2. Step 2: Convert to fraction form
    572,823.66/790,392.42 = 331,017.60/x
  3. Step 3: Cross multiply
    572,823.66x = 790,392.42 × 331,017.60
  4. Step 4: Simplify right side
    572,823.66x = 261,633,801,926.59
  5. Step 5: Solve for x
    x = 261,633,801,926.59/572,823.66
  6. Step 6: Final answer
    x = 456,744.06

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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.