Home / 1,028,064.78-1,542,262.41-353,980.35

Finding the Fourth Proportional to 1,028,064.78, 1,542,262.41 and 353,980.35

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Solution

The fourth proportional to 1,028,064.78, 1,542,262.41 and 353,980.35 is: 531,027.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,064.78 : 1,542,262.41 = 353,980.35 : x
  2. Step 2: Convert to fraction form
    1,028,064.78/1,542,262.41 = 353,980.35/x
  3. Step 3: Cross multiply
    1,028,064.78x = 1,542,262.41 × 353,980.35
  4. Step 4: Simplify right side
    1,028,064.78x = 545,930,587,683.64
  5. Step 5: Solve for x
    x = 545,930,587,683.64/1,028,064.78
  6. Step 6: Final answer
    x = 531,027.42

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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.