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Finding the Fourth Proportional to 264,334.91, 364,782.54 and 143,476.22

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Solution

The fourth proportional to 264,334.91, 364,782.54 and 143,476.22 is: 197,997.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,334.91 : 364,782.54 = 143,476.22 : x
  2. Step 2: Convert to fraction form
    264,334.91/364,782.54 = 143,476.22/x
  3. Step 3: Cross multiply
    264,334.91x = 364,782.54 × 143,476.22
  4. Step 4: Simplify right side
    264,334.91x = 52,337,620,873.16
  5. Step 5: Solve for x
    x = 52,337,620,873.16/264,334.91
  6. Step 6: Final answer
    x = 197,997.38

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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.