Home / 750,116.14-1,034,955.57-427,708.66

Finding the Fourth Proportional to 750,116.14, 1,034,955.57 and 427,708.66

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Solution

The fourth proportional to 750,116.14, 1,034,955.57 and 427,708.66 is: 590,121.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,116.14 : 1,034,955.57 = 427,708.66 : x
  2. Step 2: Convert to fraction form
    750,116.14/1,034,955.57 = 427,708.66/x
  3. Step 3: Cross multiply
    750,116.14x = 1,034,955.57 × 427,708.66
  4. Step 4: Simplify right side
    750,116.14x = 442,659,460,004.24
  5. Step 5: Solve for x
    x = 442,659,460,004.24/750,116.14
  6. Step 6: Final answer
    x = 590,121.23

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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.