Home / 947,626.80-1,422,002.89-349,007.84

Finding the Fourth Proportional to 947,626.80, 1,422,002.89 and 349,007.84

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Solution

The fourth proportional to 947,626.80, 1,422,002.89 and 349,007.84 is: 523,719.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,626.80 : 1,422,002.89 = 349,007.84 : x
  2. Step 2: Convert to fraction form
    947,626.80/1,422,002.89 = 349,007.84/x
  3. Step 3: Cross multiply
    947,626.80x = 1,422,002.89 × 349,007.84
  4. Step 4: Simplify right side
    947,626.80x = 496,290,155,771.41
  5. Step 5: Solve for x
    x = 496,290,155,771.41/947,626.80
  6. Step 6: Final answer
    x = 523,719.00

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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.