Home / 700,033.20-1,048,840.20-325,287.60

Finding the Fourth Proportional to 700,033.20, 1,048,840.20 and 325,287.60

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Solution

The fourth proportional to 700,033.20, 1,048,840.20 and 325,287.60 is: 487,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,033.20 : 1,048,840.20 = 325,287.60 : x
  2. Step 2: Convert to fraction form
    700,033.20/1,048,840.20 = 325,287.60/x
  3. Step 3: Cross multiply
    700,033.20x = 1,048,840.20 × 325,287.60
  4. Step 4: Simplify right side
    700,033.20x = 341,174,711,441.52
  5. Step 5: Solve for x
    x = 341,174,711,441.52/700,033.20
  6. Step 6: Final answer
    x = 487,369.33

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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.