Home / 439,905.94-659,853.15-107,484.82

Finding the Fourth Proportional to 439,905.94, 659,853.15 and 107,484.82

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Solution

The fourth proportional to 439,905.94, 659,853.15 and 107,484.82 is: 161,225.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,905.94 : 659,853.15 = 107,484.82 : x
  2. Step 2: Convert to fraction form
    439,905.94/659,853.15 = 107,484.82/x
  3. Step 3: Cross multiply
    439,905.94x = 659,853.15 × 107,484.82
  4. Step 4: Simplify right side
    439,905.94x = 70,924,197,054.18
  5. Step 5: Solve for x
    x = 70,924,197,054.18/439,905.94
  6. Step 6: Final answer
    x = 161,225.82

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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.