Home / 1,023,420.46-1,412,321.60-564,524.68

Finding the Fourth Proportional to 1,023,420.46, 1,412,321.60 and 564,524.68

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Solution

The fourth proportional to 1,023,420.46, 1,412,321.60 and 564,524.68 is: 779,044.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,420.46 : 1,412,321.60 = 564,524.68 : x
  2. Step 2: Convert to fraction form
    1,023,420.46/1,412,321.60 = 564,524.68/x
  3. Step 3: Cross multiply
    1,023,420.46x = 1,412,321.60 × 564,524.68
  4. Step 4: Simplify right side
    1,023,420.46x = 797,290,399,297.09
  5. Step 5: Solve for x
    x = 797,290,399,297.09/1,023,420.46
  6. Step 6: Final answer
    x = 779,044.81

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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.