Home / 374,182.17-516,218.47-276,299.95

Finding the Fourth Proportional to 374,182.17, 516,218.47 and 276,299.95

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Solution

The fourth proportional to 374,182.17, 516,218.47 and 276,299.95 is: 381,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,182.17 : 516,218.47 = 276,299.95 : x
  2. Step 2: Convert to fraction form
    374,182.17/516,218.47 = 276,299.95/x
  3. Step 3: Cross multiply
    374,182.17x = 516,218.47 × 276,299.95
  4. Step 4: Simplify right side
    374,182.17x = 142,631,137,450.08
  5. Step 5: Solve for x
    x = 142,631,137,450.08/374,182.17
  6. Step 6: Final answer
    x = 381,181.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.