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Finding the Fourth Proportional to 609,265.63, 840,812.83 and 337,333.51

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Solution

The fourth proportional to 609,265.63, 840,812.83 and 337,333.51 is: 465,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,265.63 : 840,812.83 = 337,333.51 : x
  2. Step 2: Convert to fraction form
    609,265.63/840,812.83 = 337,333.51/x
  3. Step 3: Cross multiply
    609,265.63x = 840,812.83 × 337,333.51
  4. Step 4: Simplify right side
    609,265.63x = 283,634,338,992.87
  5. Step 5: Solve for x
    x = 283,634,338,992.87/609,265.63
  6. Step 6: Final answer
    x = 465,534.78

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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.