Home / 1,023,343.44-1,412,219.48-564,474.12

Finding the Fourth Proportional to 1,023,343.44, 1,412,219.48 and 564,474.12

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Solution

The fourth proportional to 1,023,343.44, 1,412,219.48 and 564,474.12 is: 778,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,343.44 : 1,412,219.48 = 564,474.12 : x
  2. Step 2: Convert to fraction form
    1,023,343.44/1,412,219.48 = 564,474.12/x
  3. Step 3: Cross multiply
    1,023,343.44x = 1,412,219.48 × 564,474.12
  4. Step 4: Simplify right side
    1,023,343.44x = 797,161,348,219.86
  5. Step 5: Solve for x
    x = 797,161,348,219.86/1,023,343.44
  6. Step 6: Final answer
    x = 778,977.34

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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.