Home / 306,263.37-422,609.63-183,749.25

Finding the Fourth Proportional to 306,263.37, 422,609.63 and 183,749.25

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Solution

The fourth proportional to 306,263.37, 422,609.63 and 183,749.25 is: 253,553.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,263.37 : 422,609.63 = 183,749.25 : x
  2. Step 2: Convert to fraction form
    306,263.37/422,609.63 = 183,749.25/x
  3. Step 3: Cross multiply
    306,263.37x = 422,609.63 × 183,749.25
  4. Step 4: Simplify right side
    306,263.37x = 77,654,201,636.53
  5. Step 5: Solve for x
    x = 77,654,201,636.53/306,263.37
  6. Step 6: Final answer
    x = 253,553.67

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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.