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Finding the Fourth Proportional to 310,995.60, 466,376.22 and 100,577.04

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Solution

The fourth proportional to 310,995.60, 466,376.22 and 100,577.04 is: 150,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,995.60 : 466,376.22 = 100,577.04 : x
  2. Step 2: Convert to fraction form
    310,995.60/466,376.22 = 100,577.04/x
  3. Step 3: Cross multiply
    310,995.60x = 466,376.22 × 100,577.04
  4. Step 4: Simplify right side
    310,995.60x = 46,906,739,733.99
  5. Step 5: Solve for x
    x = 46,906,739,733.99/310,995.60
  6. Step 6: Final answer
    x = 150,827.66

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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.