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Finding the Fourth Proportional to 605,720.75, 835,911.93 and 337,466.03

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Solution

The fourth proportional to 605,720.75, 835,911.93 and 337,466.03 is: 465,712.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,720.75 : 835,911.93 = 337,466.03 : x
  2. Step 2: Convert to fraction form
    605,720.75/835,911.93 = 337,466.03/x
  3. Step 3: Cross multiply
    605,720.75x = 835,911.93 × 337,466.03
  4. Step 4: Simplify right side
    605,720.75x = 282,091,880,446.74
  5. Step 5: Solve for x
    x = 282,091,880,446.74/605,720.75
  6. Step 6: Final answer
    x = 465,712.76

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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.