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Finding the Fourth Proportional to 603,740.64, 833,180.83 and 331,803.59

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Solution

The fourth proportional to 603,740.64, 833,180.83 and 331,803.59 is: 457,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,740.64 : 833,180.83 = 331,803.59 : x
  2. Step 2: Convert to fraction form
    603,740.64/833,180.83 = 331,803.59/x
  3. Step 3: Cross multiply
    603,740.64x = 833,180.83 × 331,803.59
  4. Step 4: Simplify right side
    603,740.64x = 276,452,390,513.18
  5. Step 5: Solve for x
    x = 276,452,390,513.18/603,740.64
  6. Step 6: Final answer
    x = 457,899.26

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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.