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Finding the Fourth Proportional to 503,901.10, 695,383.48 and 277,546.60

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Solution

The fourth proportional to 503,901.10, 695,383.48 and 277,546.60 is: 383,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,901.10 : 695,383.48 = 277,546.60 : x
  2. Step 2: Convert to fraction form
    503,901.10/695,383.48 = 277,546.60/x
  3. Step 3: Cross multiply
    503,901.10x = 695,383.48 × 277,546.60
  4. Step 4: Simplify right side
    503,901.10x = 193,001,320,570.17
  5. Step 5: Solve for x
    x = 193,001,320,570.17/503,901.10
  6. Step 6: Final answer
    x = 383,014.29

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1.5x scale

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.