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Finding the Fourth Proportional to 612,077.06, 918,114.41 and 162,798.44

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Solution

The fourth proportional to 612,077.06, 918,114.41 and 162,798.44 is: 244,197.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    612,077.06 : 918,114.41 = 162,798.44 : x
  2. Step 2: Convert to fraction form
    612,077.06/918,114.41 = 162,798.44/x
  3. Step 3: Cross multiply
    612,077.06x = 918,114.41 × 162,798.44
  4. Step 4: Simplify right side
    612,077.06x = 149,467,589,505.94
  5. Step 5: Solve for x
    x = 149,467,589,505.94/612,077.06
  6. Step 6: Final answer
    x = 244,197.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.