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Finding the Fourth Proportional to 431,157.51, 594,958.77 and 240,166.80

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Solution

The fourth proportional to 431,157.51, 594,958.77 and 240,166.80 is: 331,408.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,157.51 : 594,958.77 = 240,166.80 : x
  2. Step 2: Convert to fraction form
    431,157.51/594,958.77 = 240,166.80/x
  3. Step 3: Cross multiply
    431,157.51x = 594,958.77 × 240,166.80
  4. Step 4: Simplify right side
    431,157.51x = 142,889,343,922.84
  5. Step 5: Solve for x
    x = 142,889,343,922.84/431,157.51
  6. Step 6: Final answer
    x = 331,408.69

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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.