Home / 730,994.60-1,008,793.54-408,705.48

Finding the Fourth Proportional to 730,994.60, 1,008,793.54 and 408,705.48

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Solution

The fourth proportional to 730,994.60, 1,008,793.54 and 408,705.48 is: 564,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,994.60 : 1,008,793.54 = 408,705.48 : x
  2. Step 2: Convert to fraction form
    730,994.60/1,008,793.54 = 408,705.48/x
  3. Step 3: Cross multiply
    730,994.60x = 1,008,793.54 × 408,705.48
  4. Step 4: Simplify right side
    730,994.60x = 412,299,447,986.60
  5. Step 5: Solve for x
    x = 412,299,447,986.60/730,994.60
  6. Step 6: Final answer
    x = 564,025.30

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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.