Home / 515,536.36-773,422.62-160,530.28

Finding the Fourth Proportional to 515,536.36, 773,422.62 and 160,530.28

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Solution

The fourth proportional to 515,536.36, 773,422.62 and 160,530.28 is: 240,832.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,536.36 : 773,422.62 = 160,530.28 : x
  2. Step 2: Convert to fraction form
    515,536.36/773,422.62 = 160,530.28/x
  3. Step 3: Cross multiply
    515,536.36x = 773,422.62 × 160,530.28
  4. Step 4: Simplify right side
    515,536.36x = 124,157,749,746.93
  5. Step 5: Solve for x
    x = 124,157,749,746.93/515,536.36
  6. Step 6: Final answer
    x = 240,832.19

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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.