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Finding the Fourth Proportional to 894,854.96, 1,342,281 and 613,519.28

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Solution

The fourth proportional to 894,854.96, 1,342,281 and 613,519.28 is: 920,277.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,854.96 : 1,342,281 = 613,519.28 : x
  2. Step 2: Convert to fraction form
    894,854.96/1,342,281 = 613,519.28/x
  3. Step 3: Cross multiply
    894,854.96x = 1,342,281 × 613,519.28
  4. Step 4: Simplify right side
    894,854.96x = 823,515,272,677.68
  5. Step 5: Solve for x
    x = 823,515,272,677.68/894,854.96
  6. Step 6: Final answer
    x = 920,277.93

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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.