Home / 310,557.07-428,583.96-174,633.81

Finding the Fourth Proportional to 310,557.07, 428,583.96 and 174,633.81

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Solution

The fourth proportional to 310,557.07, 428,583.96 and 174,633.81 is: 241,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,557.07 : 428,583.96 = 174,633.81 : x
  2. Step 2: Convert to fraction form
    310,557.07/428,583.96 = 174,633.81/x
  3. Step 3: Cross multiply
    310,557.07x = 428,583.96 × 174,633.81
  4. Step 4: Simplify right side
    310,557.07x = 74,845,247,696.77
  5. Step 5: Solve for x
    x = 74,845,247,696.77/310,557.07
  6. Step 6: Final answer
    x = 241,003.20

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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.