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Finding the Fourth Proportional to 522,957.04, 784,855.96 and 270,311.62

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Solution

The fourth proportional to 522,957.04, 784,855.96 and 270,311.62 is: 405,684.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    522,957.04 : 784,855.96 = 270,311.62 : x
  2. Step 2: Convert to fraction form
    522,957.04/784,855.96 = 270,311.62/x
  3. Step 3: Cross multiply
    522,957.04x = 784,855.96 × 270,311.62
  4. Step 4: Simplify right side
    522,957.04x = 212,155,686,014.26
  5. Step 5: Solve for x
    x = 212,155,686,014.26/522,957.04
  6. Step 6: Final answer
    x = 405,684.73

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1.5x scale

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.