Home / 705,762.82-1,058,049.06-306,102.59

Finding the Fourth Proportional to 705,762.82, 1,058,049.06 and 306,102.59

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Solution

The fourth proportional to 705,762.82, 1,058,049.06 and 306,102.59 is: 458,895.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,762.82 : 1,058,049.06 = 306,102.59 : x
  2. Step 2: Convert to fraction form
    705,762.82/1,058,049.06 = 306,102.59/x
  3. Step 3: Cross multiply
    705,762.82x = 1,058,049.06 × 306,102.59
  4. Step 4: Simplify right side
    705,762.82x = 323,871,551,174.94
  5. Step 5: Solve for x
    x = 323,871,551,174.94/705,762.82
  6. Step 6: Final answer
    x = 458,895.74

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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.