Home / 745,930.80-1,118,896.20-184,965.30

Finding the Fourth Proportional to 745,930.80, 1,118,896.20 and 184,965.30

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Solution

The fourth proportional to 745,930.80, 1,118,896.20 and 184,965.30 is: 277,447.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,930.80 : 1,118,896.20 = 184,965.30 : x
  2. Step 2: Convert to fraction form
    745,930.80/1,118,896.20 = 184,965.30/x
  3. Step 3: Cross multiply
    745,930.80x = 1,118,896.20 × 184,965.30
  4. Step 4: Simplify right side
    745,930.80x = 206,956,971,301.86
  5. Step 5: Solve for x
    x = 206,956,971,301.86/745,930.80
  6. Step 6: Final answer
    x = 277,447.95

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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.