Home / 709,738.98-1,064,776.26-229,965.98

Finding the Fourth Proportional to 709,738.98, 1,064,776.26 and 229,965.98

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Solution

The fourth proportional to 709,738.98, 1,064,776.26 and 229,965.98 is: 345,003.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,738.98 : 1,064,776.26 = 229,965.98 : x
  2. Step 2: Convert to fraction form
    709,738.98/1,064,776.26 = 229,965.98/x
  3. Step 3: Cross multiply
    709,738.98x = 1,064,776.26 × 229,965.98
  4. Step 4: Simplify right side
    709,738.98x = 244,862,316,111.64
  5. Step 5: Solve for x
    x = 244,862,316,111.64/709,738.98
  6. Step 6: Final answer
    x = 345,003.34

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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.