Home / 451,215.36-622,702.08-250,007.04

Finding the Fourth Proportional to 451,215.36, 622,702.08 and 250,007.04

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Solution

The fourth proportional to 451,215.36, 622,702.08 and 250,007.04 is: 345,023.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,215.36 : 622,702.08 = 250,007.04 : x
  2. Step 2: Convert to fraction form
    451,215.36/622,702.08 = 250,007.04/x
  3. Step 3: Cross multiply
    451,215.36x = 622,702.08 × 250,007.04
  4. Step 4: Simplify right side
    451,215.36x = 155,679,903,822.64
  5. Step 5: Solve for x
    x = 155,679,903,822.64/451,215.36
  6. Step 6: Final answer
    x = 345,023.50

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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.