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Finding the Fourth Proportional to 450,820.57, 622,132.58 and 246,884.19

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Solution

The fourth proportional to 450,820.57, 622,132.58 and 246,884.19 is: 340,700.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,820.57 : 622,132.58 = 246,884.19 : x
  2. Step 2: Convert to fraction form
    450,820.57/622,132.58 = 246,884.19/x
  3. Step 3: Cross multiply
    450,820.57x = 622,132.58 × 246,884.19
  4. Step 4: Simplify right side
    450,820.57x = 153,594,696,851.49
  5. Step 5: Solve for x
    x = 153,594,696,851.49/450,820.57
  6. Step 6: Final answer
    x = 340,700.29

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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.