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Finding the Fourth Proportional to 340,551.06, 469,469.48 and 238,259.60

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Solution

The fourth proportional to 340,551.06, 469,469.48 and 238,259.60 is: 328,454.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,551.06 : 469,469.48 = 238,259.60 : x
  2. Step 2: Convert to fraction form
    340,551.06/469,469.48 = 238,259.60/x
  3. Step 3: Cross multiply
    340,551.06x = 469,469.48 × 238,259.60
  4. Step 4: Simplify right side
    340,551.06x = 111,855,610,517.01
  5. Step 5: Solve for x
    x = 111,855,610,517.01/340,551.06
  6. Step 6: Final answer
    x = 328,454.74

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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.