Home / 940,365.72-1,297,720.17-532,456.81

Finding the Fourth Proportional to 940,365.72, 1,297,720.17 and 532,456.81

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Solution

The fourth proportional to 940,365.72, 1,297,720.17 and 532,456.81 is: 734,799.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,365.72 : 1,297,720.17 = 532,456.81 : x
  2. Step 2: Convert to fraction form
    940,365.72/1,297,720.17 = 532,456.81/x
  3. Step 3: Cross multiply
    940,365.72x = 1,297,720.17 × 532,456.81
  4. Step 4: Simplify right side
    940,365.72x = 690,979,938,746.56
  5. Step 5: Solve for x
    x = 690,979,938,746.56/940,365.72
  6. Step 6: Final answer
    x = 734,799.16

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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.