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Finding the Fourth Proportional to 371,760.26, 557,652.52 and 176,971.21

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Solution

The fourth proportional to 371,760.26, 557,652.52 and 176,971.21 is: 265,462.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,760.26 : 557,652.52 = 176,971.21 : x
  2. Step 2: Convert to fraction form
    371,760.26/557,652.52 = 176,971.21/x
  3. Step 3: Cross multiply
    371,760.26x = 557,652.52 × 176,971.21
  4. Step 4: Simplify right side
    371,760.26x = 98,688,437,550.83
  5. Step 5: Solve for x
    x = 98,688,437,550.83/371,760.26
  6. Step 6: Final answer
    x = 265,462.58

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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.