Home / 768,290.73-1,060,213.41-424,119.27

Finding the Fourth Proportional to 768,290.73, 1,060,213.41 and 424,119.27

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Solution

The fourth proportional to 768,290.73, 1,060,213.41 and 424,119.27 is: 585,269.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,290.73 : 1,060,213.41 = 424,119.27 : x
  2. Step 2: Convert to fraction form
    768,290.73/1,060,213.41 = 424,119.27/x
  3. Step 3: Cross multiply
    768,290.73x = 1,060,213.41 × 424,119.27
  4. Step 4: Simplify right side
    768,290.73x = 449,656,937,493.41
  5. Step 5: Solve for x
    x = 449,656,937,493.41/768,290.73
  6. Step 6: Final answer
    x = 585,269.25

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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.