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Finding the Fourth Proportional to 609,614.88, 840,747.24 and 367,846.08

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Solution

The fourth proportional to 609,614.88, 840,747.24 and 367,846.08 is: 507,313.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,614.88 : 840,747.24 = 367,846.08 : x
  2. Step 2: Convert to fraction form
    609,614.88/840,747.24 = 367,846.08/x
  3. Step 3: Cross multiply
    609,614.88x = 840,747.24 × 367,846.08
  4. Step 4: Simplify right side
    609,614.88x = 309,265,576,504.82
  5. Step 5: Solve for x
    x = 309,265,576,504.82/609,614.88
  6. Step 6: Final answer
    x = 507,313.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.