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Finding the Fourth Proportional to 603,356.94, 905,416.65 and 337,292.19

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Solution

The fourth proportional to 603,356.94, 905,416.65 and 337,292.19 is: 506,151.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,356.94 : 905,416.65 = 337,292.19 : x
  2. Step 2: Convert to fraction form
    603,356.94/905,416.65 = 337,292.19/x
  3. Step 3: Cross multiply
    603,356.94x = 905,416.65 × 337,292.19
  4. Step 4: Simplify right side
    603,356.94x = 305,389,964,740.96
  5. Step 5: Solve for x
    x = 305,389,964,740.96/603,356.94
  6. Step 6: Final answer
    x = 506,151.41

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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.