Home / 869,602.61-1,304,493.28-300,982.77

Finding the Fourth Proportional to 869,602.61, 1,304,493.28 and 300,982.77

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Solution

The fourth proportional to 869,602.61, 1,304,493.28 and 300,982.77 is: 451,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,602.61 : 1,304,493.28 = 300,982.77 : x
  2. Step 2: Convert to fraction form
    869,602.61/1,304,493.28 = 300,982.77/x
  3. Step 3: Cross multiply
    869,602.61x = 1,304,493.28 × 300,982.77
  4. Step 4: Simplify right side
    869,602.61x = 392,630,000,108.33
  5. Step 5: Solve for x
    x = 392,630,000,108.33/869,602.61
  6. Step 6: Final answer
    x = 451,505.09

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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.