Home / 893,176.20-1,339,764.30-538,882.20

Finding the Fourth Proportional to 893,176.20, 1,339,764.30 and 538,882.20

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Solution

The fourth proportional to 893,176.20, 1,339,764.30 and 538,882.20 is: 808,323.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,176.20 : 1,339,764.30 = 538,882.20 : x
  2. Step 2: Convert to fraction form
    893,176.20/1,339,764.30 = 538,882.20/x
  3. Step 3: Cross multiply
    893,176.20x = 1,339,764.30 × 538,882.20
  4. Step 4: Simplify right side
    893,176.20x = 721,975,133,465.46
  5. Step 5: Solve for x
    x = 721,975,133,465.46/893,176.20
  6. Step 6: Final answer
    x = 808,323.30

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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.