Home / 372,111.04-557,462.26-219,852.78

Finding the Fourth Proportional to 372,111.04, 557,462.26 and 219,852.78

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Solution

The fourth proportional to 372,111.04, 557,462.26 and 219,852.78 is: 329,363.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,111.04 : 557,462.26 = 219,852.78 : x
  2. Step 2: Convert to fraction form
    372,111.04/557,462.26 = 219,852.78/x
  3. Step 3: Cross multiply
    372,111.04x = 557,462.26 × 219,852.78
  4. Step 4: Simplify right side
    372,111.04x = 122,559,627,606.08
  5. Step 5: Solve for x
    x = 122,559,627,606.08/372,111.04
  6. Step 6: Final answer
    x = 329,363.05

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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.