Home / 730,078.60-1,007,497.82-407,793.24

Finding the Fourth Proportional to 730,078.60, 1,007,497.82 and 407,793.24

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Solution

The fourth proportional to 730,078.60, 1,007,497.82 and 407,793.24 is: 562,748.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,078.60 : 1,007,497.82 = 407,793.24 : x
  2. Step 2: Convert to fraction form
    730,078.60/1,007,497.82 = 407,793.24/x
  3. Step 3: Cross multiply
    730,078.60x = 1,007,497.82 × 407,793.24
  4. Step 4: Simplify right side
    730,078.60x = 410,850,800,310.74
  5. Step 5: Solve for x
    x = 410,850,800,310.74/730,078.60
  6. Step 6: Final answer
    x = 562,748.72

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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.