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Finding the Fourth Proportional to 376,317.04, 519,494.21 and 252,349.02

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Solution

The fourth proportional to 376,317.04, 519,494.21 and 252,349.02 is: 348,360.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,317.04 : 519,494.21 = 252,349.02 : x
  2. Step 2: Convert to fraction form
    376,317.04/519,494.21 = 252,349.02/x
  3. Step 3: Cross multiply
    376,317.04x = 519,494.21 × 252,349.02
  4. Step 4: Simplify right side
    376,317.04x = 131,093,854,473.74
  5. Step 5: Solve for x
    x = 131,093,854,473.74/376,317.04
  6. Step 6: Final answer
    x = 348,360.13

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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.