Home / 515,296.47-772,582.52-226,971.27

Finding the Fourth Proportional to 515,296.47, 772,582.52 and 226,971.27

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Solution

The fourth proportional to 515,296.47, 772,582.52 and 226,971.27 is: 340,297.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,296.47 : 772,582.52 = 226,971.27 : x
  2. Step 2: Convert to fraction form
    515,296.47/772,582.52 = 226,971.27/x
  3. Step 3: Cross multiply
    515,296.47x = 772,582.52 × 226,971.27
  4. Step 4: Simplify right side
    515,296.47x = 175,354,035,744.20
  5. Step 5: Solve for x
    x = 175,354,035,744.20/515,296.47
  6. Step 6: Final answer
    x = 340,297.38

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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.