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Finding the Fourth Proportional to 1,385,951, 2,078,926.58 and 335,327

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Solution

The fourth proportional to 1,385,951, 2,078,926.58 and 335,327 is: 502,990.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,385,951 : 2,078,926.58 = 335,327 : x
  2. Step 2: Convert to fraction form
    1,385,951/2,078,926.58 = 335,327/x
  3. Step 3: Cross multiply
    1,385,951x = 2,078,926.58 × 335,327
  4. Step 4: Simplify right side
    1,385,951x = 697,120,213,291.66
  5. Step 5: Solve for x
    x = 697,120,213,291.66/1,385,951
  6. Step 6: Final answer
    x = 502,990.52

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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.