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Finding the Fourth Proportional to 603,298.32, 904,950.16 and 203,941.20

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Solution

The fourth proportional to 603,298.32, 904,950.16 and 203,941.20 is: 305,912.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,298.32 : 904,950.16 = 203,941.20 : x
  2. Step 2: Convert to fraction form
    603,298.32/904,950.16 = 203,941.20/x
  3. Step 3: Cross multiply
    603,298.32x = 904,950.16 × 203,941.20
  4. Step 4: Simplify right side
    603,298.32x = 184,556,621,570.59
  5. Step 5: Solve for x
    x = 184,556,621,570.59/603,298.32
  6. Step 6: Final answer
    x = 305,912.71

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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.