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Finding the Fourth Proportional to 634,906.08, 952,118.28 and 208,339.02

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Solution

The fourth proportional to 634,906.08, 952,118.28 and 208,339.02 is: 312,429.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,906.08 : 952,118.28 = 208,339.02 : x
  2. Step 2: Convert to fraction form
    634,906.08/952,118.28 = 208,339.02/x
  3. Step 3: Cross multiply
    634,906.08x = 952,118.28 × 208,339.02
  4. Step 4: Simplify right side
    634,906.08x = 198,363,389,379.29
  5. Step 5: Solve for x
    x = 198,363,389,379.29/634,906.08
  6. Step 6: Final answer
    x = 312,429.50

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Double scale
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Similar ratio
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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.