Home / 694,955.40-1,042,433.10-683,145.60

Finding the Fourth Proportional to 694,955.40, 1,042,433.10 and 683,145.60

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Solution

The fourth proportional to 694,955.40, 1,042,433.10 and 683,145.60 is: 1,024,718.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,955.40 : 1,042,433.10 = 683,145.60 : x
  2. Step 2: Convert to fraction form
    694,955.40/1,042,433.10 = 683,145.60/x
  3. Step 3: Cross multiply
    694,955.40x = 1,042,433.10 × 683,145.60
  4. Step 4: Simplify right side
    694,955.40x = 712,133,585,559.36
  5. Step 5: Solve for x
    x = 712,133,585,559.36/694,955.40
  6. Step 6: Final answer
    x = 1,024,718.40

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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.