Home / 893,922.92-1,340,880.96-361,437.56

Finding the Fourth Proportional to 893,922.92, 1,340,880.96 and 361,437.56

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Solution

The fourth proportional to 893,922.92, 1,340,880.96 and 361,437.56 is: 542,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,922.92 : 1,340,880.96 = 361,437.56 : x
  2. Step 2: Convert to fraction form
    893,922.92/1,340,880.96 = 361,437.56/x
  3. Step 3: Cross multiply
    893,922.92x = 1,340,880.96 × 361,437.56
  4. Step 4: Simplify right side
    893,922.92x = 484,644,742,432.86
  5. Step 5: Solve for x
    x = 484,644,742,432.86/893,922.92
  6. Step 6: Final answer
    x = 542,154.96

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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.