Home / 704,919.34-972,789.44-382,629.39

Finding the Fourth Proportional to 704,919.34, 972,789.44 and 382,629.39

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Solution

The fourth proportional to 704,919.34, 972,789.44 and 382,629.39 is: 528,028.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    704,919.34 : 972,789.44 = 382,629.39 : x
  2. Step 2: Convert to fraction form
    704,919.34/972,789.44 = 382,629.39/x
  3. Step 3: Cross multiply
    704,919.34x = 972,789.44 × 382,629.39
  4. Step 4: Simplify right side
    704,919.34x = 372,217,830,025.64
  5. Step 5: Solve for x
    x = 372,217,830,025.64/704,919.34
  6. Step 6: Final answer
    x = 528,028.97

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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.