Home / 730,076.60-1,007,495.06-407,791.24

Finding the Fourth Proportional to 730,076.60, 1,007,495.06 and 407,791.24

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Solution

The fourth proportional to 730,076.60, 1,007,495.06 and 407,791.24 is: 562,745.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,076.60 : 1,007,495.06 = 407,791.24 : x
  2. Step 2: Convert to fraction form
    730,076.60/1,007,495.06 = 407,791.24/x
  3. Step 3: Cross multiply
    730,076.60x = 1,007,495.06 × 407,791.24
  4. Step 4: Simplify right side
    730,076.60x = 410,847,659,811.27
  5. Step 5: Solve for x
    x = 410,847,659,811.27/730,076.60
  6. Step 6: Final answer
    x = 562,745.96

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Double scale
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1.5x scale

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.