Home / 1,053,801.09-1,580,866.27-343,663.97

Finding the Fourth Proportional to 1,053,801.09, 1,580,866.27 and 343,663.97

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Solution

The fourth proportional to 1,053,801.09, 1,580,866.27 and 343,663.97 is: 515,549.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,801.09 : 1,580,866.27 = 343,663.97 : x
  2. Step 2: Convert to fraction form
    1,053,801.09/1,580,866.27 = 343,663.97/x
  3. Step 3: Cross multiply
    1,053,801.09x = 1,580,866.27 × 343,663.97
  4. Step 4: Simplify right side
    1,053,801.09x = 543,286,769,623.80
  5. Step 5: Solve for x
    x = 543,286,769,623.80/1,053,801.09
  6. Step 6: Final answer
    x = 515,549.64

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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.