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Finding the Fourth Proportional to 554,182.46, 764,771.91 and 299,532.86

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Solution

The fourth proportional to 554,182.46, 764,771.91 and 299,532.86 is: 413,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,182.46 : 764,771.91 = 299,532.86 : x
  2. Step 2: Convert to fraction form
    554,182.46/764,771.91 = 299,532.86/x
  3. Step 3: Cross multiply
    554,182.46x = 764,771.91 × 299,532.86
  4. Step 4: Simplify right side
    554,182.46x = 229,074,317,449.96
  5. Step 5: Solve for x
    x = 229,074,317,449.96/554,182.46
  6. Step 6: Final answer
    x = 413,355.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.