Home / 377,629.55-566,444.32-140,990.68

Finding the Fourth Proportional to 377,629.55, 566,444.32 and 140,990.68

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Solution

The fourth proportional to 377,629.55, 566,444.32 and 140,990.68 is: 211,486.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,629.55 : 566,444.32 = 140,990.68 : x
  2. Step 2: Convert to fraction form
    377,629.55/566,444.32 = 140,990.68/x
  3. Step 3: Cross multiply
    377,629.55x = 566,444.32 × 140,990.68
  4. Step 4: Simplify right side
    377,629.55x = 79,863,368,883.42
  5. Step 5: Solve for x
    x = 79,863,368,883.42/377,629.55
  6. Step 6: Final answer
    x = 211,486.02

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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.