Home / 725,239.83-1,087,859.54-226,603.83

Finding the Fourth Proportional to 725,239.83, 1,087,859.54 and 226,603.83

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Solution

The fourth proportional to 725,239.83, 1,087,859.54 and 226,603.83 is: 339,905.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,239.83 : 1,087,859.54 = 226,603.83 : x
  2. Step 2: Convert to fraction form
    725,239.83/1,087,859.54 = 226,603.83/x
  3. Step 3: Cross multiply
    725,239.83x = 1,087,859.54 × 226,603.83
  4. Step 4: Simplify right side
    725,239.83x = 246,513,131,693.72
  5. Step 5: Solve for x
    x = 246,513,131,693.72/725,239.83
  6. Step 6: Final answer
    x = 339,905.67

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1.5x scale

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.