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Finding the Fourth Proportional to 606,990.89, 837,647.59 and 335,058.96

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Solution

The fourth proportional to 606,990.89, 837,647.59 and 335,058.96 is: 462,381.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,990.89 : 837,647.59 = 335,058.96 : x
  2. Step 2: Convert to fraction form
    606,990.89/837,647.59 = 335,058.96/x
  3. Step 3: Cross multiply
    606,990.89x = 837,647.59 × 335,058.96
  4. Step 4: Simplify right side
    606,990.89x = 280,661,330,351.91
  5. Step 5: Solve for x
    x = 280,661,330,351.91/606,990.89
  6. Step 6: Final answer
    x = 462,381.45

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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.