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Finding the Fourth Proportional to 363,437.46, 545,178.06 and 114,119.46

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Solution

The fourth proportional to 363,437.46, 545,178.06 and 114,119.46 is: 171,186.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,437.46 : 545,178.06 = 114,119.46 : x
  2. Step 2: Convert to fraction form
    363,437.46/545,178.06 = 114,119.46/x
  3. Step 3: Cross multiply
    363,437.46x = 545,178.06 × 114,119.46
  4. Step 4: Simplify right side
    363,437.46x = 62,215,425,811.05
  5. Step 5: Solve for x
    x = 62,215,425,811.05/363,437.46
  6. Step 6: Final answer
    x = 171,186.06

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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.