Home / 1,077,913.31-1,616,594.16-319,577.44

Finding the Fourth Proportional to 1,077,913.31, 1,616,594.16 and 319,577.44

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Solution

The fourth proportional to 1,077,913.31, 1,616,594.16 and 319,577.44 is: 479,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,913.31 : 1,616,594.16 = 319,577.44 : x
  2. Step 2: Convert to fraction form
    1,077,913.31/1,616,594.16 = 319,577.44/x
  3. Step 3: Cross multiply
    1,077,913.31x = 1,616,594.16 × 319,577.44
  4. Step 4: Simplify right side
    1,077,913.31x = 516,627,023,171.75
  5. Step 5: Solve for x
    x = 516,627,023,171.75/1,077,913.31
  6. Step 6: Final answer
    x = 479,284.39

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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.