Home / 798,149.10-1,197,190.23-371,538.30

Finding the Fourth Proportional to 798,149.10, 1,197,190.23 and 371,538.30

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Solution

The fourth proportional to 798,149.10, 1,197,190.23 and 371,538.30 is: 557,291.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,149.10 : 1,197,190.23 = 371,538.30 : x
  2. Step 2: Convert to fraction form
    798,149.10/1,197,190.23 = 371,538.30/x
  3. Step 3: Cross multiply
    798,149.10x = 1,197,190.23 × 371,538.30
  4. Step 4: Simplify right side
    798,149.10x = 444,802,022,830.81
  5. Step 5: Solve for x
    x = 444,802,022,830.81/798,149.10
  6. Step 6: Final answer
    x = 557,291.89

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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.