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Finding the Fourth Proportional to 635,265.81, 876,668.58 and 348,804.45

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Solution

The fourth proportional to 635,265.81, 876,668.58 and 348,804.45 is: 481,351.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,265.81 : 876,668.58 = 348,804.45 : x
  2. Step 2: Convert to fraction form
    635,265.81/876,668.58 = 348,804.45/x
  3. Step 3: Cross multiply
    635,265.81x = 876,668.58 × 348,804.45
  4. Step 4: Simplify right side
    635,265.81x = 305,785,901,879.18
  5. Step 5: Solve for x
    x = 305,785,901,879.18/635,265.81
  6. Step 6: Final answer
    x = 481,351.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.