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Finding the Fourth Proportional to 567,270.20, 849,782.10 and 367,729.40

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Solution

The fourth proportional to 567,270.20, 849,782.10 and 367,729.40 is: 550,865.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,270.20 : 849,782.10 = 367,729.40 : x
  2. Step 2: Convert to fraction form
    567,270.20/849,782.10 = 367,729.40/x
  3. Step 3: Cross multiply
    567,270.20x = 849,782.10 × 367,729.40
  4. Step 4: Simplify right side
    567,270.20x = 312,489,861,763.74
  5. Step 5: Solve for x
    x = 312,489,861,763.74/567,270.20
  6. Step 6: Final answer
    x = 550,865.99

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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.