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Finding the Fourth Proportional to 335,543.84, 503,315.70 and 122,327.73

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Solution

The fourth proportional to 335,543.84, 503,315.70 and 122,327.73 is: 183,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,543.84 : 503,315.70 = 122,327.73 : x
  2. Step 2: Convert to fraction form
    335,543.84/503,315.70 = 122,327.73/x
  3. Step 3: Cross multiply
    335,543.84x = 503,315.70 × 122,327.73
  4. Step 4: Simplify right side
    335,543.84x = 61,569,467,054.36
  5. Step 5: Solve for x
    x = 61,569,467,054.36/335,543.84
  6. Step 6: Final answer
    x = 183,491.58

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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.