Home / 492,058,974.80-738,088,462.20-396,507,486.80

Finding the Fourth Proportional to 492,058,974.80, 738,088,462.20 and 396,507,486.80

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Solution

The fourth proportional to 492,058,974.80, 738,088,462.20 and 396,507,486.80 is: 594,761,230.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,058,974.80 : 738,088,462.20 = 396,507,486.80 : x
  2. Step 2: Convert to fraction form
    492,058,974.80/738,088,462.20 = 396,507,486.80/x
  3. Step 3: Cross multiply
    492,058,974.80x = 738,088,462.20 × 396,507,486.80
  4. Step 4: Simplify right side
    492,058,974.80x = 292,657,601,182,998,848
  5. Step 5: Solve for x
    x = 292,657,601,182,998,848/492,058,974.80
  6. Step 6: Final answer
    x = 594,761,230.20

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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.