Home / 682,019.19-941,240.13-376,123.50

Finding the Fourth Proportional to 682,019.19, 941,240.13 and 376,123.50

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Solution

The fourth proportional to 682,019.19, 941,240.13 and 376,123.50 is: 519,080.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,019.19 : 941,240.13 = 376,123.50 : x
  2. Step 2: Convert to fraction form
    682,019.19/941,240.13 = 376,123.50/x
  3. Step 3: Cross multiply
    682,019.19x = 941,240.13 × 376,123.50
  4. Step 4: Simplify right side
    682,019.19x = 354,022,532,036.06
  5. Step 5: Solve for x
    x = 354,022,532,036.06/682,019.19
  6. Step 6: Final answer
    x = 519,080.02

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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.