Home / 1,294,693.40-1,942,040.10-495,563.60

Finding the Fourth Proportional to 1,294,693.40, 1,942,040.10 and 495,563.60

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Solution

The fourth proportional to 1,294,693.40, 1,942,040.10 and 495,563.60 is: 743,345.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,693.40 : 1,942,040.10 = 495,563.60 : x
  2. Step 2: Convert to fraction form
    1,294,693.40/1,942,040.10 = 495,563.60/x
  3. Step 3: Cross multiply
    1,294,693.40x = 1,942,040.10 × 495,563.60
  4. Step 4: Simplify right side
    1,294,693.40x = 962,404,383,300.36
  5. Step 5: Solve for x
    x = 962,404,383,300.36/1,294,693.40
  6. Step 6: Final answer
    x = 743,345.40

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Double scale
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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.