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Finding the Fourth Proportional to 634,838, 952,496.76 and 335,306.48

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Solution

The fourth proportional to 634,838, 952,496.76 and 335,306.48 is: 503,086.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,838 : 952,496.76 = 335,306.48 : x
  2. Step 2: Convert to fraction form
    634,838/952,496.76 = 335,306.48/x
  3. Step 3: Cross multiply
    634,838x = 952,496.76 × 335,306.48
  4. Step 4: Simplify right side
    634,838x = 319,378,335,807.01
  5. Step 5: Solve for x
    x = 319,378,335,807.01/634,838
  6. Step 6: Final answer
    x = 503,086.36

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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.