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Finding the Fourth Proportional to 310,308.60, 465,028.93 and 167,846.20

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Solution

The fourth proportional to 310,308.60, 465,028.93 and 167,846.20 is: 251,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,308.60 : 465,028.93 = 167,846.20 : x
  2. Step 2: Convert to fraction form
    310,308.60/465,028.93 = 167,846.20/x
  3. Step 3: Cross multiply
    310,308.60x = 465,028.93 × 167,846.20
  4. Step 4: Simplify right side
    310,308.60x = 78,053,338,790.57
  5. Step 5: Solve for x
    x = 78,053,338,790.57/310,308.60
  6. Step 6: Final answer
    x = 251,534.57

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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.