Home / 451,026.98-622,415.39-247,077.62

Finding the Fourth Proportional to 451,026.98, 622,415.39 and 247,077.62

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Solution

The fourth proportional to 451,026.98, 622,415.39 and 247,077.62 is: 340,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,026.98 : 622,415.39 = 247,077.62 : x
  2. Step 2: Convert to fraction form
    451,026.98/622,415.39 = 247,077.62/x
  3. Step 3: Cross multiply
    451,026.98x = 622,415.39 × 247,077.62
  4. Step 4: Simplify right side
    451,026.98x = 153,784,910,718.19
  5. Step 5: Solve for x
    x = 153,784,910,718.19/451,026.98
  6. Step 6: Final answer
    x = 340,966.10

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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.