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Finding the Fourth Proportional to 335,440.84, 502,927.98 and 125,022.28

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Solution

The fourth proportional to 335,440.84, 502,927.98 and 125,022.28 is: 187,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,440.84 : 502,927.98 = 125,022.28 : x
  2. Step 2: Convert to fraction form
    335,440.84/502,927.98 = 125,022.28/x
  3. Step 3: Cross multiply
    335,440.84x = 502,927.98 × 125,022.28
  4. Step 4: Simplify right side
    335,440.84x = 62,877,202,735.39
  5. Step 5: Solve for x
    x = 62,877,202,735.39/335,440.84
  6. Step 6: Final answer
    x = 187,446.47

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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.