Home / 338,317.53-507,522.94-113,695.38

Finding the Fourth Proportional to 338,317.53, 507,522.94 and 113,695.38

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Solution

The fourth proportional to 338,317.53, 507,522.94 and 113,695.38 is: 170,558.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,317.53 : 507,522.94 = 113,695.38 : x
  2. Step 2: Convert to fraction form
    338,317.53/507,522.94 = 113,695.38/x
  3. Step 3: Cross multiply
    338,317.53x = 507,522.94 × 113,695.38
  4. Step 4: Simplify right side
    338,317.53x = 57,703,013,522.02
  5. Step 5: Solve for x
    x = 57,703,013,522.02/338,317.53
  6. Step 6: Final answer
    x = 170,558.75

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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.