Home / 450,972.34-622,340.46-259,984.06

Finding the Fourth Proportional to 450,972.34, 622,340.46 and 259,984.06

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Solution

The fourth proportional to 450,972.34, 622,340.46 and 259,984.06 is: 358,777.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,972.34 : 622,340.46 = 259,984.06 : x
  2. Step 2: Convert to fraction form
    450,972.34/622,340.46 = 259,984.06/x
  3. Step 3: Cross multiply
    450,972.34x = 622,340.46 × 259,984.06
  4. Step 4: Simplify right side
    450,972.34x = 161,798,599,493.07
  5. Step 5: Solve for x
    x = 161,798,599,493.07/450,972.34
  6. Step 6: Final answer
    x = 358,777.21

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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.