Home / 1,168,042.68-1,751,310.72-458,142.48

Finding the Fourth Proportional to 1,168,042.68, 1,751,310.72 and 458,142.48

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Solution

The fourth proportional to 1,168,042.68, 1,751,310.72 and 458,142.48 is: 686,918.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,042.68 : 1,751,310.72 = 458,142.48 : x
  2. Step 2: Convert to fraction form
    1,168,042.68/1,751,310.72 = 458,142.48/x
  3. Step 3: Cross multiply
    1,168,042.68x = 1,751,310.72 × 458,142.48
  4. Step 4: Simplify right side
    1,168,042.68x = 802,349,836,511.39
  5. Step 5: Solve for x
    x = 802,349,836,511.39/1,168,042.68
  6. Step 6: Final answer
    x = 686,918.25

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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.