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Finding the Fourth Proportional to 240,415.04, 331,661.04 and 155,559.44

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Solution

The fourth proportional to 240,415.04, 331,661.04 and 155,559.44 is: 214,599.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,415.04 : 331,661.04 = 155,559.44 : x
  2. Step 2: Convert to fraction form
    240,415.04/331,661.04 = 155,559.44/x
  3. Step 3: Cross multiply
    240,415.04x = 331,661.04 × 155,559.44
  4. Step 4: Simplify right side
    240,415.04x = 51,593,005,652.22
  5. Step 5: Solve for x
    x = 51,593,005,652.22/240,415.04
  6. Step 6: Final answer
    x = 214,599.74

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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.