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Finding the Fourth Proportional to 737,064.72, 1,105,533.36 and 448,801.92

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Solution

The fourth proportional to 737,064.72, 1,105,533.36 and 448,801.92 is: 673,164.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    737,064.72 : 1,105,533.36 = 448,801.92 : x
  2. Step 2: Convert to fraction form
    737,064.72/1,105,533.36 = 448,801.92/x
  3. Step 3: Cross multiply
    737,064.72x = 1,105,533.36 × 448,801.92
  4. Step 4: Simplify right side
    737,064.72x = 496,165,494,592.05
  5. Step 5: Solve for x
    x = 496,165,494,592.05/737,064.72
  6. Step 6: Final answer
    x = 673,164.08

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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.