Home / 669,270.96-1,003,918.32-243,109.08

Finding the Fourth Proportional to 669,270.96, 1,003,918.32 and 243,109.08

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Solution

The fourth proportional to 669,270.96, 1,003,918.32 and 243,109.08 is: 364,667.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,270.96 : 1,003,918.32 = 243,109.08 : x
  2. Step 2: Convert to fraction form
    669,270.96/1,003,918.32 = 243,109.08/x
  3. Step 3: Cross multiply
    669,270.96x = 1,003,918.32 × 243,109.08
  4. Step 4: Simplify right side
    669,270.96x = 244,061,659,170.35
  5. Step 5: Solve for x
    x = 244,061,659,170.35/669,270.96
  6. Step 6: Final answer
    x = 364,667.94

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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.