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Finding the Fourth Proportional to 504,187.88, 695,770.35 and 274,747.19

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Solution

The fourth proportional to 504,187.88, 695,770.35 and 274,747.19 is: 379,146.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,187.88 : 695,770.35 = 274,747.19 : x
  2. Step 2: Convert to fraction form
    504,187.88/695,770.35 = 274,747.19/x
  3. Step 3: Cross multiply
    504,187.88x = 695,770.35 × 274,747.19
  4. Step 4: Simplify right side
    504,187.88x = 191,160,948,547.82
  5. Step 5: Solve for x
    x = 191,160,948,547.82/504,187.88
  6. Step 6: Final answer
    x = 379,146.26

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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.