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Finding the Fourth Proportional to 426,080.84, 587,991.14 and 235,094.24

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Solution

The fourth proportional to 426,080.84, 587,991.14 and 235,094.24 is: 324,429.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,080.84 : 587,991.14 = 235,094.24 : x
  2. Step 2: Convert to fraction form
    426,080.84/587,991.14 = 235,094.24/x
  3. Step 3: Cross multiply
    426,080.84x = 587,991.14 × 235,094.24
  4. Step 4: Simplify right side
    426,080.84x = 138,233,330,185.03
  5. Step 5: Solve for x
    x = 138,233,330,185.03/426,080.84
  6. Step 6: Final answer
    x = 324,429.82

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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.