Home / 310,552.07-428,577.06-174,628.81

Finding the Fourth Proportional to 310,552.07, 428,577.06 and 174,628.81

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Solution

The fourth proportional to 310,552.07, 428,577.06 and 174,628.81 is: 240,996.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,552.07 : 428,577.06 = 174,628.81 : x
  2. Step 2: Convert to fraction form
    310,552.07/428,577.06 = 174,628.81/x
  3. Step 3: Cross multiply
    310,552.07x = 428,577.06 × 174,628.81
  4. Step 4: Simplify right side
    310,552.07x = 74,841,898,965.07
  5. Step 5: Solve for x
    x = 74,841,898,965.07/310,552.07
  6. Step 6: Final answer
    x = 240,996.30

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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.