Home / 722,027.89-1,083,207.93-242,319.36

Finding the Fourth Proportional to 722,027.89, 1,083,207.93 and 242,319.36

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Solution

The fourth proportional to 722,027.89, 1,083,207.93 and 242,319.36 is: 363,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,027.89 : 1,083,207.93 = 242,319.36 : x
  2. Step 2: Convert to fraction form
    722,027.89/1,083,207.93 = 242,319.36/x
  3. Step 3: Cross multiply
    722,027.89x = 1,083,207.93 × 242,319.36
  4. Step 4: Simplify right side
    722,027.89x = 262,482,252,344.53
  5. Step 5: Solve for x
    x = 262,482,252,344.53/722,027.89
  6. Step 6: Final answer
    x = 363,534.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.