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Finding the Fourth Proportional to 546,063.20, 818,900.40 and 246,687.20

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Solution

The fourth proportional to 546,063.20, 818,900.40 and 246,687.20 is: 369,942.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    546,063.20 : 818,900.40 = 246,687.20 : x
  2. Step 2: Convert to fraction form
    546,063.20/818,900.40 = 246,687.20/x
  3. Step 3: Cross multiply
    546,063.20x = 818,900.40 × 246,687.20
  4. Step 4: Simplify right side
    546,063.20x = 202,012,246,754.88
  5. Step 5: Solve for x
    x = 202,012,246,754.88/546,063.20
  6. Step 6: Final answer
    x = 369,942.98

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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.