Home / 438,196.36-604,711.38-236,992.36

Finding the Fourth Proportional to 438,196.36, 604,711.38 and 236,992.36

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Solution

The fourth proportional to 438,196.36, 604,711.38 and 236,992.36 is: 327,049.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,196.36 : 604,711.38 = 236,992.36 : x
  2. Step 2: Convert to fraction form
    438,196.36/604,711.38 = 236,992.36/x
  3. Step 3: Cross multiply
    438,196.36x = 604,711.38 × 236,992.36
  4. Step 4: Simplify right side
    438,196.36x = 143,311,977,065.06
  5. Step 5: Solve for x
    x = 143,311,977,065.06/438,196.36
  6. Step 6: Final answer
    x = 327,049.67

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1.5x scale

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.