Home / 853,960.82-1,280,897.48-254,926.94

Finding the Fourth Proportional to 853,960.82, 1,280,897.48 and 254,926.94

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Solution

The fourth proportional to 853,960.82, 1,280,897.48 and 254,926.94 is: 382,377.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,960.82 : 1,280,897.48 = 254,926.94 : x
  2. Step 2: Convert to fraction form
    853,960.82/1,280,897.48 = 254,926.94/x
  3. Step 3: Cross multiply
    853,960.82x = 1,280,897.48 × 254,926.94
  4. Step 4: Simplify right side
    853,960.82x = 326,535,269,262.94
  5. Step 5: Solve for x
    x = 326,535,269,262.94/853,960.82
  6. Step 6: Final answer
    x = 382,377.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.