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Finding the Fourth Proportional to 450,790.76, 622,106.10 and 246,850.29

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Solution

The fourth proportional to 450,790.76, 622,106.10 and 246,850.29 is: 340,661.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,790.76 : 622,106.10 = 246,850.29 : x
  2. Step 2: Convert to fraction form
    450,790.76/622,106.10 = 246,850.29/x
  3. Step 3: Cross multiply
    450,790.76x = 622,106.10 × 246,850.29
  4. Step 4: Simplify right side
    450,790.76x = 153,567,071,195.77
  5. Step 5: Solve for x
    x = 153,567,071,195.77/450,790.76
  6. Step 6: Final answer
    x = 340,661.53

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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.