Home / 705,269.58-1,058,083.38-326,463.36

Finding the Fourth Proportional to 705,269.58, 1,058,083.38 and 326,463.36

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Solution

The fourth proportional to 705,269.58, 1,058,083.38 and 326,463.36 is: 489,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,269.58 : 1,058,083.38 = 326,463.36 : x
  2. Step 2: Convert to fraction form
    705,269.58/1,058,083.38 = 326,463.36/x
  3. Step 3: Cross multiply
    705,269.58x = 1,058,083.38 × 326,463.36
  4. Step 4: Simplify right side
    705,269.58x = 345,425,455,394.96
  5. Step 5: Solve for x
    x = 345,425,455,394.96/705,269.58
  6. Step 6: Final answer
    x = 489,777.90

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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.