Home / 250,346.49-345,362.36-221,695.35

Finding the Fourth Proportional to 250,346.49, 345,362.36 and 221,695.35

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Solution

The fourth proportional to 250,346.49, 345,362.36 and 221,695.35 is: 305,837.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,346.49 : 345,362.36 = 221,695.35 : x
  2. Step 2: Convert to fraction form
    250,346.49/345,362.36 = 221,695.35/x
  3. Step 3: Cross multiply
    250,346.49x = 345,362.36 × 221,695.35
  4. Step 4: Simplify right side
    250,346.49x = 76,565,228,168.55
  5. Step 5: Solve for x
    x = 76,565,228,168.55/250,346.49
  6. Step 6: Final answer
    x = 305,837.03

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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.