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Finding the Fourth Proportional to 310,279.55, 465,304.37 and 110,546.91

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Solution

The fourth proportional to 310,279.55, 465,304.37 and 110,546.91 is: 165,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,279.55 : 465,304.37 = 110,546.91 : x
  2. Step 2: Convert to fraction form
    310,279.55/465,304.37 = 110,546.91/x
  3. Step 3: Cross multiply
    310,279.55x = 465,304.37 × 110,546.91
  4. Step 4: Simplify right side
    310,279.55x = 51,437,959,760.26
  5. Step 5: Solve for x
    x = 51,437,959,760.26/310,279.55
  6. Step 6: Final answer
    x = 165,779.41

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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.