Home / 804,979.10-1,207,468.65-568,783.10

Finding the Fourth Proportional to 804,979.10, 1,207,468.65 and 568,783.10

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Solution

The fourth proportional to 804,979.10, 1,207,468.65 and 568,783.10 is: 853,174.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,979.10 : 1,207,468.65 = 568,783.10 : x
  2. Step 2: Convert to fraction form
    804,979.10/1,207,468.65 = 568,783.10/x
  3. Step 3: Cross multiply
    804,979.10x = 1,207,468.65 × 568,783.10
  4. Step 4: Simplify right side
    804,979.10x = 686,787,761,899.82
  5. Step 5: Solve for x
    x = 686,787,761,899.82/804,979.10
  6. Step 6: Final answer
    x = 853,174.65

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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.