Home / 705,261.33-1,058,071.01-326,455.31

Finding the Fourth Proportional to 705,261.33, 1,058,071.01 and 326,455.31

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Solution

The fourth proportional to 705,261.33, 1,058,071.01 and 326,455.31 is: 489,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,261.33 : 1,058,071.01 = 326,455.31 : x
  2. Step 2: Convert to fraction form
    705,261.33/1,058,071.01 = 326,455.31/x
  3. Step 3: Cross multiply
    705,261.33x = 1,058,071.01 × 326,455.31
  4. Step 4: Simplify right side
    705,261.33x = 345,412,900,584.46
  5. Step 5: Solve for x
    x = 345,412,900,584.46/705,261.33
  6. Step 6: Final answer
    x = 489,765.83

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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.