Home / 622,298.67-858,788.20-350,376.15

Finding the Fourth Proportional to 622,298.67, 858,788.20 and 350,376.15

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Solution

The fourth proportional to 622,298.67, 858,788.20 and 350,376.15 is: 483,528.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,298.67 : 858,788.20 = 350,376.15 : x
  2. Step 2: Convert to fraction form
    622,298.67/858,788.20 = 350,376.15/x
  3. Step 3: Cross multiply
    622,298.67x = 858,788.20 × 350,376.15
  4. Step 4: Simplify right side
    622,298.67x = 300,898,903,181.43
  5. Step 5: Solve for x
    x = 300,898,903,181.43/622,298.67
  6. Step 6: Final answer
    x = 483,528.12

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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.