Home / 574,392.22-862,120.24-290,282.69

Finding the Fourth Proportional to 574,392.22, 862,120.24 and 290,282.69

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Solution

The fourth proportional to 574,392.22, 862,120.24 and 290,282.69 is: 435,692.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,392.22 : 862,120.24 = 290,282.69 : x
  2. Step 2: Convert to fraction form
    574,392.22/862,120.24 = 290,282.69/x
  3. Step 3: Cross multiply
    574,392.22x = 862,120.24 × 290,282.69
  4. Step 4: Simplify right side
    574,392.22x = 250,258,583,800.24
  5. Step 5: Solve for x
    x = 250,258,583,800.24/574,392.22
  6. Step 6: Final answer
    x = 435,692.85

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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.