Home / 755,286.72-1,042,173.60-432,937.60

Finding the Fourth Proportional to 755,286.72, 1,042,173.60 and 432,937.60

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Solution

The fourth proportional to 755,286.72, 1,042,173.60 and 432,937.60 is: 597,383.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,286.72 : 1,042,173.60 = 432,937.60 : x
  2. Step 2: Convert to fraction form
    755,286.72/1,042,173.60 = 432,937.60/x
  3. Step 3: Cross multiply
    755,286.72x = 1,042,173.60 × 432,937.60
  4. Step 4: Simplify right side
    755,286.72x = 451,196,137,167.36
  5. Step 5: Solve for x
    x = 451,196,137,167.36/755,286.72
  6. Step 6: Final answer
    x = 597,383.91

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Double scale
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1.5x scale

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.