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Finding the Fourth Proportional to 504,075.48, 695,624.22 and 277,719

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Solution

The fourth proportional to 504,075.48, 695,624.22 and 277,719 is: 383,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,075.48 : 695,624.22 = 277,719 : x
  2. Step 2: Convert to fraction form
    504,075.48/695,624.22 = 277,719/x
  3. Step 3: Cross multiply
    504,075.48x = 695,624.22 × 277,719
  4. Step 4: Simplify right side
    504,075.48x = 193,188,062,754.18
  5. Step 5: Solve for x
    x = 193,188,062,754.18/504,075.48
  6. Step 6: Final answer
    x = 383,252.25

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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.