Home / 709,744.44-1,064,631.40-254,365.28

Finding the Fourth Proportional to 709,744.44, 1,064,631.40 and 254,365.28

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Solution

The fourth proportional to 709,744.44, 1,064,631.40 and 254,365.28 is: 381,553.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,744.44 : 1,064,631.40 = 254,365.28 : x
  2. Step 2: Convert to fraction form
    709,744.44/1,064,631.40 = 254,365.28/x
  3. Step 3: Cross multiply
    709,744.44x = 1,064,631.40 × 254,365.28
  4. Step 4: Simplify right side
    709,744.44x = 270,805,264,157.79
  5. Step 5: Solve for x
    x = 270,805,264,157.79/709,744.44
  6. Step 6: Final answer
    x = 381,553.20

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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.