Home / 994,717.80-1,492,076.70-329,783.40

Finding the Fourth Proportional to 994,717.80, 1,492,076.70 and 329,783.40

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Solution

The fourth proportional to 994,717.80, 1,492,076.70 and 329,783.40 is: 494,675.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,717.80 : 1,492,076.70 = 329,783.40 : x
  2. Step 2: Convert to fraction form
    994,717.80/1,492,076.70 = 329,783.40/x
  3. Step 3: Cross multiply
    994,717.80x = 1,492,076.70 × 329,783.40
  4. Step 4: Simplify right side
    994,717.80x = 492,062,127,186.78
  5. Step 5: Solve for x
    x = 492,062,127,186.78/994,717.80
  6. Step 6: Final answer
    x = 494,675.10

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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.