Home / 502,788.47-693,861.53-273,361.19

Finding the Fourth Proportional to 502,788.47, 693,861.53 and 273,361.19

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Solution

The fourth proportional to 502,788.47, 693,861.53 and 273,361.19 is: 377,245.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,788.47 : 693,861.53 = 273,361.19 : x
  2. Step 2: Convert to fraction form
    502,788.47/693,861.53 = 273,361.19/x
  3. Step 3: Cross multiply
    502,788.47x = 693,861.53 × 273,361.19
  4. Step 4: Simplify right side
    502,788.47x = 189,674,808,699.91
  5. Step 5: Solve for x
    x = 189,674,808,699.91/502,788.47
  6. Step 6: Final answer
    x = 377,245.74

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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.