Home / 897,241.72-1,344,434.64-627,879.86

Finding the Fourth Proportional to 897,241.72, 1,344,434.64 and 627,879.86

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Solution

The fourth proportional to 897,241.72, 1,344,434.64 and 627,879.86 is: 940,820.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,241.72 : 1,344,434.64 = 627,879.86 : x
  2. Step 2: Convert to fraction form
    897,241.72/1,344,434.64 = 627,879.86/x
  3. Step 3: Cross multiply
    897,241.72x = 1,344,434.64 × 627,879.86
  4. Step 4: Simplify right side
    897,241.72x = 844,143,433,542.35
  5. Step 5: Solve for x
    x = 844,143,433,542.35/897,241.72
  6. Step 6: Final answer
    x = 940,820.53

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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.