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Finding the Fourth Proportional to 603,339, 905,389.68 and 337,274.04

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Solution

The fourth proportional to 603,339, 905,389.68 and 337,274.04 is: 506,124.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,339 : 905,389.68 = 337,274.04 : x
  2. Step 2: Convert to fraction form
    603,339/905,389.68 = 337,274.04/x
  3. Step 3: Cross multiply
    603,339x = 905,389.68 × 337,274.04
  4. Step 4: Simplify right side
    603,339x = 305,364,435,147.91
  5. Step 5: Solve for x
    x = 305,364,435,147.91/603,339
  6. Step 6: Final answer
    x = 506,124.14

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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.