Home / 535,935.32-803,291.38-215,882.15

Finding the Fourth Proportional to 535,935.32, 803,291.38 and 215,882.15

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Solution

The fourth proportional to 535,935.32, 803,291.38 and 215,882.15 is: 323,576.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,935.32 : 803,291.38 = 215,882.15 : x
  2. Step 2: Convert to fraction form
    535,935.32/803,291.38 = 215,882.15/x
  3. Step 3: Cross multiply
    535,935.32x = 803,291.38 × 215,882.15
  4. Step 4: Simplify right side
    535,935.32x = 173,416,265,634.71
  5. Step 5: Solve for x
    x = 173,416,265,634.71/535,935.32
  6. Step 6: Final answer
    x = 323,576.86

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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.