Home / 702,130.56-1,053,305.19-228,705.81

Finding the Fourth Proportional to 702,130.56, 1,053,305.19 and 228,705.81

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Solution

The fourth proportional to 702,130.56, 1,053,305.19 and 228,705.81 is: 343,094.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,130.56 : 1,053,305.19 = 228,705.81 : x
  2. Step 2: Convert to fraction form
    702,130.56/1,053,305.19 = 228,705.81/x
  3. Step 3: Cross multiply
    702,130.56x = 1,053,305.19 × 228,705.81
  4. Step 4: Simplify right side
    702,130.56x = 240,897,016,656.15
  5. Step 5: Solve for x
    x = 240,897,016,656.15/702,130.56
  6. Step 6: Final answer
    x = 343,094.33

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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.