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Finding the Fourth Proportional to 510,000.46, 764,300.84 and 322,676.62

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Solution

The fourth proportional to 510,000.46, 764,300.84 and 322,676.62 is: 483,572.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,000.46 : 764,300.84 = 322,676.62 : x
  2. Step 2: Convert to fraction form
    510,000.46/764,300.84 = 322,676.62/x
  3. Step 3: Cross multiply
    510,000.46x = 764,300.84 × 322,676.62
  4. Step 4: Simplify right side
    510,000.46x = 246,622,011,714.36
  5. Step 5: Solve for x
    x = 246,622,011,714.36/510,000.46
  6. Step 6: Final answer
    x = 483,572.14

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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.