Home / 755,272.64-1,042,303.74-411,091.94

Finding the Fourth Proportional to 755,272.64, 1,042,303.74 and 411,091.94

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Solution

The fourth proportional to 755,272.64, 1,042,303.74 and 411,091.94 is: 567,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,272.64 : 1,042,303.74 = 411,091.94 : x
  2. Step 2: Convert to fraction form
    755,272.64/1,042,303.74 = 411,091.94/x
  3. Step 3: Cross multiply
    755,272.64x = 1,042,303.74 × 411,091.94
  4. Step 4: Simplify right side
    755,272.64x = 428,482,669,922.41
  5. Step 5: Solve for x
    x = 428,482,669,922.41/755,272.64
  6. Step 6: Final answer
    x = 567,321.85

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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.