Home / 745,549.80-1,118,324.70-184,584.30

Finding the Fourth Proportional to 745,549.80, 1,118,324.70 and 184,584.30

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Solution

The fourth proportional to 745,549.80, 1,118,324.70 and 184,584.30 is: 276,876.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    745,549.80 : 1,118,324.70 = 184,584.30 : x
  2. Step 2: Convert to fraction form
    745,549.80/1,118,324.70 = 184,584.30/x
  3. Step 3: Cross multiply
    745,549.80x = 1,118,324.70 × 184,584.30
  4. Step 4: Simplify right side
    745,549.80x = 206,425,181,922.21
  5. Step 5: Solve for x
    x = 206,425,181,922.21/745,549.80
  6. Step 6: Final answer
    x = 276,876.45

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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.