Home / 992,378.62-1,369,450.47-562,697.02

Finding the Fourth Proportional to 992,378.62, 1,369,450.47 and 562,697.02

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Solution

The fourth proportional to 992,378.62, 1,369,450.47 and 562,697.02 is: 776,503.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    992,378.62 : 1,369,450.47 = 562,697.02 : x
  2. Step 2: Convert to fraction form
    992,378.62/1,369,450.47 = 562,697.02/x
  3. Step 3: Cross multiply
    992,378.62x = 1,369,450.47 × 562,697.02
  4. Step 4: Simplify right side
    992,378.62x = 770,585,698,506.60
  5. Step 5: Solve for x
    x = 770,585,698,506.60/992,378.62
  6. Step 6: Final answer
    x = 776,503.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.