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Finding the Fourth Proportional to 366,003.96, 505,400.68 and 230,264.16

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Solution

The fourth proportional to 366,003.96, 505,400.68 and 230,264.16 is: 317,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,003.96 : 505,400.68 = 230,264.16 : x
  2. Step 2: Convert to fraction form
    366,003.96/505,400.68 = 230,264.16/x
  3. Step 3: Cross multiply
    366,003.96x = 505,400.68 × 230,264.16
  4. Step 4: Simplify right side
    366,003.96x = 116,375,663,043.63
  5. Step 5: Solve for x
    x = 116,375,663,043.63/366,003.96
  6. Step 6: Final answer
    x = 317,962.85

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1.5x scale

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.