Home / 498,464.10-747,793.35-214,154.10

Finding the Fourth Proportional to 498,464.10, 747,793.35 and 214,154.10

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Solution

The fourth proportional to 498,464.10, 747,793.35 and 214,154.10 is: 321,272.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,464.10 : 747,793.35 = 214,154.10 : x
  2. Step 2: Convert to fraction form
    498,464.10/747,793.35 = 214,154.10/x
  3. Step 3: Cross multiply
    498,464.10x = 747,793.35 × 214,154.10
  4. Step 4: Simplify right side
    498,464.10x = 160,143,011,855.24
  5. Step 5: Solve for x
    x = 160,143,011,855.24/498,464.10
  6. Step 6: Final answer
    x = 321,272.91

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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.