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Finding the Fourth Proportional to 590,592.20, 884,867.70 and 274,400.60

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Solution

The fourth proportional to 590,592.20, 884,867.70 and 274,400.60 is: 411,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,592.20 : 884,867.70 = 274,400.60 : x
  2. Step 2: Convert to fraction form
    590,592.20/884,867.70 = 274,400.60/x
  3. Step 3: Cross multiply
    590,592.20x = 884,867.70 × 274,400.60
  4. Step 4: Simplify right side
    590,592.20x = 242,808,227,800.62
  5. Step 5: Solve for x
    x = 242,808,227,800.62/590,592.20
  6. Step 6: Final answer
    x = 411,126.71

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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.