Home / 344,127.72-515,360.98-206,956.35

Finding the Fourth Proportional to 344,127.72, 515,360.98 and 206,956.35

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Solution

The fourth proportional to 344,127.72, 515,360.98 and 206,956.35 is: 309,935.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,127.72 : 515,360.98 = 206,956.35 : x
  2. Step 2: Convert to fraction form
    344,127.72/515,360.98 = 206,956.35/x
  3. Step 3: Cross multiply
    344,127.72x = 515,360.98 × 206,956.35
  4. Step 4: Simplify right side
    344,127.72x = 106,657,227,353.22
  5. Step 5: Solve for x
    x = 106,657,227,353.22/344,127.72
  6. Step 6: Final answer
    x = 309,935.01

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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.