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Finding the Fourth Proportional to 492,560.56, 737,771.61 and 302,443.84

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Solution

The fourth proportional to 492,560.56, 737,771.61 and 302,443.84 is: 453,009.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,560.56 : 737,771.61 = 302,443.84 : x
  2. Step 2: Convert to fraction form
    492,560.56/737,771.61 = 302,443.84/x
  3. Step 3: Cross multiply
    492,560.56x = 737,771.61 × 302,443.84
  4. Step 4: Simplify right side
    492,560.56x = 223,134,478,771.38
  5. Step 5: Solve for x
    x = 223,134,478,771.38/492,560.56
  6. Step 6: Final answer
    x = 453,009.23

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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.