Home / 743,052.78-1,025,726.76-501,662.34

Finding the Fourth Proportional to 743,052.78, 1,025,726.76 and 501,662.34

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Solution

The fourth proportional to 743,052.78, 1,025,726.76 and 501,662.34 is: 692,505.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,052.78 : 1,025,726.76 = 501,662.34 : x
  2. Step 2: Convert to fraction form
    743,052.78/1,025,726.76 = 501,662.34/x
  3. Step 3: Cross multiply
    743,052.78x = 1,025,726.76 × 501,662.34
  4. Step 4: Simplify right side
    743,052.78x = 514,568,486,622.22
  5. Step 5: Solve for x
    x = 514,568,486,622.22/743,052.78
  6. Step 6: Final answer
    x = 692,505.97

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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.