Home / 770,476.53-1,063,504.50-541,089.39

Finding the Fourth Proportional to 770,476.53, 1,063,504.50 and 541,089.39

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Solution

The fourth proportional to 770,476.53, 1,063,504.50 and 541,089.39 is: 746,876.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,476.53 : 1,063,504.50 = 541,089.39 : x
  2. Step 2: Convert to fraction form
    770,476.53/1,063,504.50 = 541,089.39/x
  3. Step 3: Cross multiply
    770,476.53x = 1,063,504.50 × 541,089.39
  4. Step 4: Simplify right side
    770,476.53x = 575,451,001,167.26
  5. Step 5: Solve for x
    x = 575,451,001,167.26/770,476.53
  6. Step 6: Final answer
    x = 746,876.74

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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.