Home / 727,350.09-1,089,893.54-277,825.61

Finding the Fourth Proportional to 727,350.09, 1,089,893.54 and 277,825.61

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Solution

The fourth proportional to 727,350.09, 1,089,893.54 and 277,825.61 is: 416,306.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,350.09 : 1,089,893.54 = 277,825.61 : x
  2. Step 2: Convert to fraction form
    727,350.09/1,089,893.54 = 277,825.61/x
  3. Step 3: Cross multiply
    727,350.09x = 1,089,893.54 × 277,825.61
  4. Step 4: Simplify right side
    727,350.09x = 302,800,330,746.96
  5. Step 5: Solve for x
    x = 302,800,330,746.96/727,350.09
  6. Step 6: Final answer
    x = 416,306.17

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1.5x scale

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.