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Finding the Fourth Proportional to 503,667.84, 755,583.84 and 148,717.74

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Solution

The fourth proportional to 503,667.84, 755,583.84 and 148,717.74 is: 223,100.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,667.84 : 755,583.84 = 148,717.74 : x
  2. Step 2: Convert to fraction form
    503,667.84/755,583.84 = 148,717.74/x
  3. Step 3: Cross multiply
    503,667.84x = 755,583.84 × 148,717.74
  4. Step 4: Simplify right side
    503,667.84x = 112,368,721,065.32
  5. Step 5: Solve for x
    x = 112,368,721,065.32/503,667.84
  6. Step 6: Final answer
    x = 223,100.85

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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.