Home / 372,615.40-514,180.26-202,846.12

Finding the Fourth Proportional to 372,615.40, 514,180.26 and 202,846.12

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Solution

The fourth proportional to 372,615.40, 514,180.26 and 202,846.12 is: 279,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,615.40 : 514,180.26 = 202,846.12 : x
  2. Step 2: Convert to fraction form
    372,615.40/514,180.26 = 202,846.12/x
  3. Step 3: Cross multiply
    372,615.40x = 514,180.26 × 202,846.12
  4. Step 4: Simplify right side
    372,615.40x = 104,299,470,721.59
  5. Step 5: Solve for x
    x = 104,299,470,721.59/372,615.40
  6. Step 6: Final answer
    x = 279,911.86

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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.