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Finding the Fourth Proportional to 477,557.37, 659,122.92 and 273,744.90

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Solution

The fourth proportional to 477,557.37, 659,122.92 and 273,744.90 is: 377,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,557.37 : 659,122.92 = 273,744.90 : x
  2. Step 2: Convert to fraction form
    477,557.37/659,122.92 = 273,744.90/x
  3. Step 3: Cross multiply
    477,557.37x = 659,122.92 × 273,744.90
  4. Step 4: Simplify right side
    477,557.37x = 180,431,537,823.11
  5. Step 5: Solve for x
    x = 180,431,537,823.11/477,557.37
  6. Step 6: Final answer
    x = 377,821.70

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1.5x scale

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.