Home / 727,702.44-1,091,484.19-343,361.89

Finding the Fourth Proportional to 727,702.44, 1,091,484.19 and 343,361.89

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Solution

The fourth proportional to 727,702.44, 1,091,484.19 and 343,361.89 is: 515,010.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,702.44 : 1,091,484.19 = 343,361.89 : x
  2. Step 2: Convert to fraction form
    727,702.44/1,091,484.19 = 343,361.89/x
  3. Step 3: Cross multiply
    727,702.44x = 1,091,484.19 × 343,361.89
  4. Step 4: Simplify right side
    727,702.44x = 374,774,074,383.52
  5. Step 5: Solve for x
    x = 374,774,074,383.52/727,702.44
  6. Step 6: Final answer
    x = 515,010.06

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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.