Home / 535,927.27-803,279.37-215,874.18

Finding the Fourth Proportional to 535,927.27, 803,279.37 and 215,874.18

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Solution

The fourth proportional to 535,927.27, 803,279.37 and 215,874.18 is: 323,564.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,927.27 : 803,279.37 = 215,874.18 : x
  2. Step 2: Convert to fraction form
    535,927.27/803,279.37 = 215,874.18/x
  3. Step 3: Cross multiply
    535,927.27x = 803,279.37 × 215,874.18
  4. Step 4: Simplify right side
    535,927.27x = 173,407,275,309.67
  5. Step 5: Solve for x
    x = 173,407,275,309.67/535,927.27
  6. Step 6: Final answer
    x = 323,564.94

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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.