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Finding the Fourth Proportional to 603,801.54, 833,228.51 and 345,669.93

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Solution

The fourth proportional to 603,801.54, 833,228.51 and 345,669.93 is: 477,014.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,801.54 : 833,228.51 = 345,669.93 : x
  2. Step 2: Convert to fraction form
    603,801.54/833,228.51 = 345,669.93/x
  3. Step 3: Cross multiply
    603,801.54x = 833,228.51 × 345,669.93
  4. Step 4: Simplify right side
    603,801.54x = 288,022,037,626.10
  5. Step 5: Solve for x
    x = 288,022,037,626.10/603,801.54
  6. Step 6: Final answer
    x = 477,014.42

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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.