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Finding the Fourth Proportional to 603,979.28, 833,489.04 and 332,064.32

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Solution

The fourth proportional to 603,979.28, 833,489.04 and 332,064.32 is: 458,247.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,979.28 : 833,489.04 = 332,064.32 : x
  2. Step 2: Convert to fraction form
    603,979.28/833,489.04 = 332,064.32/x
  3. Step 3: Cross multiply
    603,979.28x = 833,489.04 × 332,064.32
  4. Step 4: Simplify right side
    603,979.28x = 276,771,971,295.05
  5. Step 5: Solve for x
    x = 276,771,971,295.05/603,979.28
  6. Step 6: Final answer
    x = 458,247.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.