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Finding the Fourth Proportional to 510,159.96, 764,539.98 and 322,836.12

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Solution

The fourth proportional to 510,159.96, 764,539.98 and 322,836.12 is: 483,811.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,159.96 : 764,539.98 = 322,836.12 : x
  2. Step 2: Convert to fraction form
    510,159.96/764,539.98 = 322,836.12/x
  3. Step 3: Cross multiply
    510,159.96x = 764,539.98 × 322,836.12
  4. Step 4: Simplify right side
    510,159.96x = 246,821,120,728.08
  5. Step 5: Solve for x
    x = 246,821,120,728.08/510,159.96
  6. Step 6: Final answer
    x = 483,811.24

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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.