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Finding the Fourth Proportional to 483,186.60, 666,798.57 and 268,326.68

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Solution

The fourth proportional to 483,186.60, 666,798.57 and 268,326.68 is: 370,291.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,186.60 : 666,798.57 = 268,326.68 : x
  2. Step 2: Convert to fraction form
    483,186.60/666,798.57 = 268,326.68/x
  3. Step 3: Cross multiply
    483,186.60x = 666,798.57 × 268,326.68
  4. Step 4: Simplify right side
    483,186.60x = 178,919,843,182.86
  5. Step 5: Solve for x
    x = 178,919,843,182.86/483,186.60
  6. Step 6: Final answer
    x = 370,291.40

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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.