Home / 603,277.29-904,918.68-203,920.20

Finding the Fourth Proportional to 603,277.29, 904,918.68 and 203,920.20

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Solution

The fourth proportional to 603,277.29, 904,918.68 and 203,920.20 is: 305,881.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,277.29 : 904,918.68 = 203,920.20 : x
  2. Step 2: Convert to fraction form
    603,277.29/904,918.68 = 203,920.20/x
  3. Step 3: Cross multiply
    603,277.29x = 904,918.68 × 203,920.20
  4. Step 4: Simplify right side
    603,277.29x = 184,531,198,209.34
  5. Step 5: Solve for x
    x = 184,531,198,209.34/603,277.29
  6. Step 6: Final answer
    x = 305,881.23

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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.