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Finding the Fourth Proportional to 635,295.09, 952,740.55 and 208,732.60

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Solution

The fourth proportional to 635,295.09, 952,740.55 and 208,732.60 is: 313,032.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,295.09 : 952,740.55 = 208,732.60 : x
  2. Step 2: Convert to fraction form
    635,295.09/952,740.55 = 208,732.60/x
  3. Step 3: Cross multiply
    635,295.09x = 952,740.55 × 208,732.60
  4. Step 4: Simplify right side
    635,295.09x = 198,868,009,223.25
  5. Step 5: Solve for x
    x = 198,868,009,223.25/635,295.09
  6. Step 6: Final answer
    x = 313,032.50

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1.5x scale

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.