Home / 1,053,602.38-1,580,243.16-343,629.28

Finding the Fourth Proportional to 1,053,602.38, 1,580,243.16 and 343,629.28

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Solution

The fourth proportional to 1,053,602.38, 1,580,243.16 and 343,629.28 is: 515,391.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,602.38 : 1,580,243.16 = 343,629.28 : x
  2. Step 2: Convert to fraction form
    1,053,602.38/1,580,243.16 = 343,629.28/x
  3. Step 3: Cross multiply
    1,053,602.38x = 1,580,243.16 × 343,629.28
  4. Step 4: Simplify right side
    1,053,602.38x = 543,017,819,295.73
  5. Step 5: Solve for x
    x = 543,017,819,295.73/1,053,602.38
  6. Step 6: Final answer
    x = 515,391.60

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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.