Home / 745,764.71-1,118,646.45-184,799.21

Finding the Fourth Proportional to 745,764.71, 1,118,646.45 and 184,799.21

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Solution

The fourth proportional to 745,764.71, 1,118,646.45 and 184,799.21 is: 277,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,764.71 : 1,118,646.45 = 184,799.21 : x
  2. Step 2: Convert to fraction form
    745,764.71/1,118,646.45 = 184,799.21/x
  3. Step 3: Cross multiply
    745,764.71x = 1,118,646.45 × 184,799.21
  4. Step 4: Simplify right side
    745,764.71x = 206,724,980,229.30
  5. Step 5: Solve for x
    x = 206,724,980,229.30/745,764.71
  6. Step 6: Final answer
    x = 277,198.66

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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.