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Finding the Fourth Proportional to 992,606.86, 1,488,910.42 and 244,652.86

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Solution

The fourth proportional to 992,606.86, 1,488,910.42 and 244,652.86 is: 366,979.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,606.86 : 1,488,910.42 = 244,652.86 : x
  2. Step 2: Convert to fraction form
    992,606.86/1,488,910.42 = 244,652.86/x
  3. Step 3: Cross multiply
    992,606.86x = 1,488,910.42 × 244,652.86
  4. Step 4: Simplify right side
    992,606.86x = 364,266,185,092.25
  5. Step 5: Solve for x
    x = 364,266,185,092.25/992,606.86
  6. Step 6: Final answer
    x = 366,979.32

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Double scale
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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.