Home / 825,144.36-1,235,128.32-567,473.64

Finding the Fourth Proportional to 825,144.36, 1,235,128.32 and 567,473.64

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Solution

The fourth proportional to 825,144.36, 1,235,128.32 and 567,473.64 is: 849,430.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    825,144.36 : 1,235,128.32 = 567,473.64 : x
  2. Step 2: Convert to fraction form
    825,144.36/1,235,128.32 = 567,473.64/x
  3. Step 3: Cross multiply
    825,144.36x = 1,235,128.32 × 567,473.64
  4. Step 4: Simplify right side
    825,144.36x = 700,902,763,617.49
  5. Step 5: Solve for x
    x = 700,902,763,617.49/825,144.36
  6. Step 6: Final answer
    x = 849,430.47

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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.