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Finding the Fourth Proportional to 599,679.16, 827,291.18 and 357,821.22

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Solution

The fourth proportional to 599,679.16, 827,291.18 and 357,821.22 is: 493,634.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,679.16 : 827,291.18 = 357,821.22 : x
  2. Step 2: Convert to fraction form
    599,679.16/827,291.18 = 357,821.22/x
  3. Step 3: Cross multiply
    599,679.16x = 827,291.18 × 357,821.22
  4. Step 4: Simplify right side
    599,679.16x = 296,022,341,496.16
  5. Step 5: Solve for x
    x = 296,022,341,496.16/599,679.16
  6. Step 6: Final answer
    x = 493,634.53

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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.