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Finding the Fourth Proportional to 610,091.77, 841,977.05 and 338,244.94

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Solution

The fourth proportional to 610,091.77, 841,977.05 and 338,244.94 is: 466,805.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,091.77 : 841,977.05 = 338,244.94 : x
  2. Step 2: Convert to fraction form
    610,091.77/841,977.05 = 338,244.94/x
  3. Step 3: Cross multiply
    610,091.77x = 841,977.05 × 338,244.94
  4. Step 4: Simplify right side
    610,091.77x = 284,794,476,758.63
  5. Step 5: Solve for x
    x = 284,794,476,758.63/610,091.77
  6. Step 6: Final answer
    x = 466,805.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.