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Finding the Fourth Proportional to 609,004.24, 840,427.51 and 337,090.88

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Solution

The fourth proportional to 609,004.24, 840,427.51 and 337,090.88 is: 465,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,004.24 : 840,427.51 = 337,090.88 : x
  2. Step 2: Convert to fraction form
    609,004.24/840,427.51 = 337,090.88/x
  3. Step 3: Cross multiply
    609,004.24x = 840,427.51 × 337,090.88
  4. Step 4: Simplify right side
    609,004.24x = 283,300,448,922.11
  5. Step 5: Solve for x
    x = 283,300,448,922.11/609,004.24
  6. Step 6: Final answer
    x = 465,186.33

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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.