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Finding the Fourth Proportional to 1,166,834, 1,750,251.02 and 280,370

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Solution

The fourth proportional to 1,166,834, 1,750,251.02 and 280,370 is: 420,555.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,834 : 1,750,251.02 = 280,370 : x
  2. Step 2: Convert to fraction form
    1,166,834/1,750,251.02 = 280,370/x
  3. Step 3: Cross multiply
    1,166,834x = 1,750,251.02 × 280,370
  4. Step 4: Simplify right side
    1,166,834x = 490,717,878,477.40
  5. Step 5: Solve for x
    x = 490,717,878,477.40/1,166,834
  6. Step 6: Final answer
    x = 420,555.00

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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.