Home / 724,741.48-1,087,111.04-184,997.68

Finding the Fourth Proportional to 724,741.48, 1,087,111.04 and 184,997.68

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Solution

The fourth proportional to 724,741.48, 1,087,111.04 and 184,997.68 is: 277,496.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,741.48 : 1,087,111.04 = 184,997.68 : x
  2. Step 2: Convert to fraction form
    724,741.48/1,087,111.04 = 184,997.68/x
  3. Step 3: Cross multiply
    724,741.48x = 1,087,111.04 × 184,997.68
  4. Step 4: Simplify right side
    724,741.48x = 201,113,016,659.62
  5. Step 5: Solve for x
    x = 201,113,016,659.62/724,741.48
  6. Step 6: Final answer
    x = 277,496.21

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Half scale
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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.