Home / 450,694.73-621,966.09-246,742.25

Finding the Fourth Proportional to 450,694.73, 621,966.09 and 246,742.25

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Solution

The fourth proportional to 450,694.73, 621,966.09 and 246,742.25 is: 340,508.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,694.73 : 621,966.09 = 246,742.25 : x
  2. Step 2: Convert to fraction form
    450,694.73/621,966.09 = 246,742.25/x
  3. Step 3: Cross multiply
    450,694.73x = 621,966.09 × 246,742.25
  4. Step 4: Simplify right side
    450,694.73x = 153,465,313,784.32
  5. Step 5: Solve for x
    x = 153,465,313,784.32/450,694.73
  6. Step 6: Final answer
    x = 340,508.34

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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.