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Finding the Fourth Proportional to 603,977.62, 905,302.05 and 248,797.87

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Solution

The fourth proportional to 603,977.62, 905,302.05 and 248,797.87 is: 372,923.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,977.62 : 905,302.05 = 248,797.87 : x
  2. Step 2: Convert to fraction form
    603,977.62/905,302.05 = 248,797.87/x
  3. Step 3: Cross multiply
    603,977.62x = 905,302.05 × 248,797.87
  4. Step 4: Simplify right side
    603,977.62x = 225,237,221,746.63
  5. Step 5: Solve for x
    x = 225,237,221,746.63/603,977.62
  6. Step 6: Final answer
    x = 372,923.13

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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.