Home / 269,530.40-403,850.64-164,030.24

Finding the Fourth Proportional to 269,530.40, 403,850.64 and 164,030.24

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Solution

The fourth proportional to 269,530.40, 403,850.64 and 164,030.24 is: 245,774.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,530.40 : 403,850.64 = 164,030.24 : x
  2. Step 2: Convert to fraction form
    269,530.40/403,850.64 = 164,030.24/x
  3. Step 3: Cross multiply
    269,530.40x = 403,850.64 × 164,030.24
  4. Step 4: Simplify right side
    269,530.40x = 66,243,717,403.35
  5. Step 5: Solve for x
    x = 66,243,717,403.35/269,530.40
  6. Step 6: Final answer
    x = 245,774.57

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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.