Home / 994,762.79-1,492,142.32-311,701.94

Finding the Fourth Proportional to 994,762.79, 1,492,142.32 and 311,701.94

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Solution

The fourth proportional to 994,762.79, 1,492,142.32 and 311,701.94 is: 467,552.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,762.79 : 1,492,142.32 = 311,701.94 : x
  2. Step 2: Convert to fraction form
    994,762.79/1,492,142.32 = 311,701.94/x
  3. Step 3: Cross multiply
    994,762.79x = 1,492,142.32 × 311,701.94
  4. Step 4: Simplify right side
    994,762.79x = 465,103,647,660.13
  5. Step 5: Solve for x
    x = 465,103,647,660.13/994,762.79
  6. Step 6: Final answer
    x = 467,552.32

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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.