Home / 306,646.47-423,126.69-184,112.96

Finding the Fourth Proportional to 306,646.47, 423,126.69 and 184,112.96

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Solution

The fourth proportional to 306,646.47, 423,126.69 and 184,112.96 is: 254,048.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,646.47 : 423,126.69 = 184,112.96 : x
  2. Step 2: Convert to fraction form
    306,646.47/423,126.69 = 184,112.96/x
  3. Step 3: Cross multiply
    306,646.47x = 423,126.69 × 184,112.96
  4. Step 4: Simplify right side
    306,646.47x = 77,903,107,288.34
  5. Step 5: Solve for x
    x = 77,903,107,288.34/306,646.47
  6. Step 6: Final answer
    x = 254,048.61

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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.