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Finding the Fourth Proportional to 337,133.58, 505,774.21 and 126,771.51

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Solution

The fourth proportional to 337,133.58, 505,774.21 and 126,771.51 is: 190,185.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,133.58 : 505,774.21 = 126,771.51 : x
  2. Step 2: Convert to fraction form
    337,133.58/505,774.21 = 126,771.51/x
  3. Step 3: Cross multiply
    337,133.58x = 505,774.21 × 126,771.51
  4. Step 4: Simplify right side
    337,133.58x = 64,117,760,320.76
  5. Step 5: Solve for x
    x = 64,117,760,320.76/337,133.58
  6. Step 6: Final answer
    x = 190,185.03

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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.