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Finding the Fourth Proportional to 504,222, 695,826.36 and 277,867.50

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Solution

The fourth proportional to 504,222, 695,826.36 and 277,867.50 is: 383,457.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,222 : 695,826.36 = 277,867.50 : x
  2. Step 2: Convert to fraction form
    504,222/695,826.36 = 277,867.50/x
  3. Step 3: Cross multiply
    504,222x = 695,826.36 × 277,867.50
  4. Step 4: Simplify right side
    504,222x = 193,347,531,087.30
  5. Step 5: Solve for x
    x = 193,347,531,087.30/504,222
  6. Step 6: Final answer
    x = 383,457.15

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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.