Home / 372,826.36-514,558.81-219,881.36

Finding the Fourth Proportional to 372,826.36, 514,558.81 and 219,881.36

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Solution

The fourth proportional to 372,826.36, 514,558.81 and 219,881.36 is: 303,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,826.36 : 514,558.81 = 219,881.36 : x
  2. Step 2: Convert to fraction form
    372,826.36/514,558.81 = 219,881.36/x
  3. Step 3: Cross multiply
    372,826.36x = 514,558.81 × 219,881.36
  4. Step 4: Simplify right side
    372,826.36x = 113,141,891,267.20
  5. Step 5: Solve for x
    x = 113,141,891,267.20/372,826.36
  6. Step 6: Final answer
    x = 303,470.74

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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.