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Finding the Fourth Proportional to 310,307.60, 465,027.44 and 167,845.20

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Solution

The fourth proportional to 310,307.60, 465,027.44 and 167,845.20 is: 251,533.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,307.60 : 465,027.44 = 167,845.20 : x
  2. Step 2: Convert to fraction form
    310,307.60/465,027.44 = 167,845.20/x
  3. Step 3: Cross multiply
    310,307.60x = 465,027.44 × 167,845.20
  4. Step 4: Simplify right side
    310,307.60x = 78,052,622,833.06
  5. Step 5: Solve for x
    x = 78,052,622,833.06/310,307.60
  6. Step 6: Final answer
    x = 251,533.07

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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.