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Finding the Fourth Proportional to 504,047.22, 695,577 and 274,607.26

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Solution

The fourth proportional to 504,047.22, 695,577 and 274,607.26 is: 378,953.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,047.22 : 695,577 = 274,607.26 : x
  2. Step 2: Convert to fraction form
    504,047.22/695,577 = 274,607.26/x
  3. Step 3: Cross multiply
    504,047.22x = 695,577 × 274,607.26
  4. Step 4: Simplify right side
    504,047.22x = 191,010,494,089.02
  5. Step 5: Solve for x
    x = 191,010,494,089.02/504,047.22
  6. Step 6: Final answer
    x = 378,953.57

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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.