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Finding the Fourth Proportional to 333,011.70, 498,059.55 and 297,728.10

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Solution

The fourth proportional to 333,011.70, 498,059.55 and 297,728.10 is: 445,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,011.70 : 498,059.55 = 297,728.10 : x
  2. Step 2: Convert to fraction form
    333,011.70/498,059.55 = 297,728.10/x
  3. Step 3: Cross multiply
    333,011.70x = 498,059.55 × 297,728.10
  4. Step 4: Simplify right side
    333,011.70x = 148,286,323,508.36
  5. Step 5: Solve for x
    x = 148,286,323,508.36/333,011.70
  6. Step 6: Final answer
    x = 445,288.63

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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.