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Finding the Fourth Proportional to 622,094.40, 932,450.40 and 341,812.80

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Solution

The fourth proportional to 622,094.40, 932,450.40 and 341,812.80 is: 512,339.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,094.40 : 932,450.40 = 341,812.80 : x
  2. Step 2: Convert to fraction form
    622,094.40/932,450.40 = 341,812.80/x
  3. Step 3: Cross multiply
    622,094.40x = 932,450.40 × 341,812.80
  4. Step 4: Simplify right side
    622,094.40x = 318,723,482,085.12
  5. Step 5: Solve for x
    x = 318,723,482,085.12/622,094.40
  6. Step 6: Final answer
    x = 512,339.42

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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.