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Finding the Fourth Proportional to 559,084.50, 838,757.97 and 185,107.50

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Solution

The fourth proportional to 559,084.50, 838,757.97 and 185,107.50 is: 277,704.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,084.50 : 838,757.97 = 185,107.50 : x
  2. Step 2: Convert to fraction form
    559,084.50/838,757.97 = 185,107.50/x
  3. Step 3: Cross multiply
    559,084.50x = 838,757.97 × 185,107.50
  4. Step 4: Simplify right side
    559,084.50x = 155,260,390,931.78
  5. Step 5: Solve for x
    x = 155,260,390,931.78/559,084.50
  6. Step 6: Final answer
    x = 277,704.70

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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.