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Finding the Fourth Proportional to 450,290.48, 675,435.58 and 169,742.12

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Solution

The fourth proportional to 450,290.48, 675,435.58 and 169,742.12 is: 254,613.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,290.48 : 675,435.58 = 169,742.12 : x
  2. Step 2: Convert to fraction form
    450,290.48/675,435.58 = 169,742.12/x
  3. Step 3: Cross multiply
    450,290.48x = 675,435.58 × 169,742.12
  4. Step 4: Simplify right side
    450,290.48x = 114,649,867,272.63
  5. Step 5: Solve for x
    x = 114,649,867,272.63/450,290.48
  6. Step 6: Final answer
    x = 254,613.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.