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Finding the Fourth Proportional to 450,887.43, 622,224.65 and 246,938.83

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Solution

The fourth proportional to 450,887.43, 622,224.65 and 246,938.83 is: 340,775.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,887.43 : 622,224.65 = 246,938.83 : x
  2. Step 2: Convert to fraction form
    450,887.43/622,224.65 = 246,938.83/x
  3. Step 3: Cross multiply
    450,887.43x = 622,224.65 × 246,938.83
  4. Step 4: Simplify right side
    450,887.43x = 153,651,427,068.16
  5. Step 5: Solve for x
    x = 153,651,427,068.16/450,887.43
  6. Step 6: Final answer
    x = 340,775.58

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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.