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Finding the Fourth Proportional to 635,048.52, 876,378.24 and 348,595.24

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Solution

The fourth proportional to 635,048.52, 876,378.24 and 348,595.24 is: 481,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,048.52 : 876,378.24 = 348,595.24 : x
  2. Step 2: Convert to fraction form
    635,048.52/876,378.24 = 348,595.24/x
  3. Step 3: Cross multiply
    635,048.52x = 876,378.24 × 348,595.24
  4. Step 4: Simplify right side
    635,048.52x = 305,501,282,903.58
  5. Step 5: Solve for x
    x = 305,501,282,903.58/635,048.52
  6. Step 6: Final answer
    x = 481,067.62

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Double scale
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1.5x scale

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.