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Finding the Fourth Proportional to 310,955.24, 466,405.98 and 189,344.37

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Solution

The fourth proportional to 310,955.24, 466,405.98 and 189,344.37 is: 284,000.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,955.24 : 466,405.98 = 189,344.37 : x
  2. Step 2: Convert to fraction form
    310,955.24/466,405.98 = 189,344.37/x
  3. Step 3: Cross multiply
    310,955.24x = 466,405.98 × 189,344.37
  4. Step 4: Simplify right side
    310,955.24x = 88,311,346,447.33
  5. Step 5: Solve for x
    x = 88,311,346,447.33/310,955.24
  6. Step 6: Final answer
    x = 284,000.19

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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.