Home / 1,053,304.72-1,580,120.88-343,167.28

Finding the Fourth Proportional to 1,053,304.72, 1,580,120.88 and 343,167.28

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Solution

The fourth proportional to 1,053,304.72, 1,580,120.88 and 343,167.28 is: 514,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053,304.72 : 1,580,120.88 = 343,167.28 : x
  2. Step 2: Convert to fraction form
    1,053,304.72/1,580,120.88 = 343,167.28/x
  3. Step 3: Cross multiply
    1,053,304.72x = 1,580,120.88 × 343,167.28
  4. Step 4: Simplify right side
    1,053,304.72x = 542,245,784,460.81
  5. Step 5: Solve for x
    x = 542,245,784,460.81/1,053,304.72
  6. Step 6: Final answer
    x = 514,804.29

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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.