Home / 371,275.92-557,004.60-118,556.46

Finding the Fourth Proportional to 371,275.92, 557,004.60 and 118,556.46

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Solution

The fourth proportional to 371,275.92, 557,004.60 and 118,556.46 is: 177,863.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,275.92 : 557,004.60 = 118,556.46 : x
  2. Step 2: Convert to fraction form
    371,275.92/557,004.60 = 118,556.46/x
  3. Step 3: Cross multiply
    371,275.92x = 557,004.60 × 118,556.46
  4. Step 4: Simplify right side
    371,275.92x = 66,036,493,579.72
  5. Step 5: Solve for x
    x = 66,036,493,579.72/371,275.92
  6. Step 6: Final answer
    x = 177,863.66

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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.