Home / 372,450.35-514,036.82-219,439.63

Finding the Fourth Proportional to 372,450.35, 514,036.82 and 219,439.63

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Solution

The fourth proportional to 372,450.35, 514,036.82 and 219,439.63 is: 302,859.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,450.35 : 514,036.82 = 219,439.63 : x
  2. Step 2: Convert to fraction form
    372,450.35/514,036.82 = 219,439.63/x
  3. Step 3: Cross multiply
    372,450.35x = 514,036.82 × 219,439.63
  4. Step 4: Simplify right side
    372,450.35x = 112,800,047,204.89
  5. Step 5: Solve for x
    x = 112,800,047,204.89/372,450.35
  6. Step 6: Final answer
    x = 302,859.29

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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.