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Finding the Fourth Proportional to 504,254.96, 756,513.64 and 188,736.24

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Solution

The fourth proportional to 504,254.96, 756,513.64 and 188,736.24 is: 283,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,254.96 : 756,513.64 = 188,736.24 : x
  2. Step 2: Convert to fraction form
    504,254.96/756,513.64 = 188,736.24/x
  3. Step 3: Cross multiply
    504,254.96x = 756,513.64 × 188,736.24
  4. Step 4: Simplify right side
    504,254.96x = 142,781,539,922.31
  5. Step 5: Solve for x
    x = 142,781,539,922.31/504,254.96
  6. Step 6: Final answer
    x = 283,153.47

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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.