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Finding the Fourth Proportional to 450,853.60, 675,792.24 and 293,195.20

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Solution

The fourth proportional to 450,853.60, 675,792.24 and 293,195.20 is: 439,475.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,853.60 : 675,792.24 = 293,195.20 : x
  2. Step 2: Convert to fraction form
    450,853.60/675,792.24 = 293,195.20/x
  3. Step 3: Cross multiply
    450,853.60x = 675,792.24 × 293,195.20
  4. Step 4: Simplify right side
    450,853.60x = 198,139,040,965.25
  5. Step 5: Solve for x
    x = 198,139,040,965.25/450,853.60
  6. Step 6: Final answer
    x = 439,475.34

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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.