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Finding the Fourth Proportional to 606,990.14, 837,646.55 and 335,058.20

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Solution

The fourth proportional to 606,990.14, 837,646.55 and 335,058.20 is: 462,380.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,990.14 : 837,646.55 = 335,058.20 : x
  2. Step 2: Convert to fraction form
    606,990.14/837,646.55 = 335,058.20/x
  3. Step 3: Cross multiply
    606,990.14x = 837,646.55 × 335,058.20
  4. Step 4: Simplify right side
    606,990.14x = 280,660,348,210.97
  5. Step 5: Solve for x
    x = 280,660,348,210.97/606,990.14
  6. Step 6: Final answer
    x = 462,380.41

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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.