Home / 1,008,629.91-1,513,181.38-401,454.97

Finding the Fourth Proportional to 1,008,629.91, 1,513,181.38 and 401,454.97

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Solution

The fourth proportional to 1,008,629.91, 1,513,181.38 and 401,454.97 is: 602,276.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,629.91 : 1,513,181.38 = 401,454.97 : x
  2. Step 2: Convert to fraction form
    1,008,629.91/1,513,181.38 = 401,454.97/x
  3. Step 3: Cross multiply
    1,008,629.91x = 1,513,181.38 × 401,454.97
  4. Step 4: Simplify right side
    1,008,629.91x = 607,474,185,512.46
  5. Step 5: Solve for x
    x = 607,474,185,512.46/1,008,629.91
  6. Step 6: Final answer
    x = 602,276.59

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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.