Home / 331,237.02-496,863.70-120,874.90

Finding the Fourth Proportional to 331,237.02, 496,863.70 and 120,874.90

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Solution

The fourth proportional to 331,237.02, 496,863.70 and 120,874.90 is: 181,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,237.02 : 496,863.70 = 120,874.90 : x
  2. Step 2: Convert to fraction form
    331,237.02/496,863.70 = 120,874.90/x
  3. Step 3: Cross multiply
    331,237.02x = 496,863.70 × 120,874.90
  4. Step 4: Simplify right side
    331,237.02x = 60,058,350,051.13
  5. Step 5: Solve for x
    x = 60,058,350,051.13/331,237.02
  6. Step 6: Final answer
    x = 181,315.33

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1.5x scale

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.