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Finding the Fourth Proportional to 733,622.80, 1,099,051.80 and 377,424.40

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Solution

The fourth proportional to 733,622.80, 1,099,051.80 and 377,424.40 is: 565,425.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,622.80 : 1,099,051.80 = 377,424.40 : x
  2. Step 2: Convert to fraction form
    733,622.80/1,099,051.80 = 377,424.40/x
  3. Step 3: Cross multiply
    733,622.80x = 1,099,051.80 × 377,424.40
  4. Step 4: Simplify right side
    733,622.80x = 414,808,966,183.92
  5. Step 5: Solve for x
    x = 414,808,966,183.92/733,622.80
  6. Step 6: Final answer
    x = 565,425.40

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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.