Home / 901,750.56-1,245,258.77-580,019.16

Finding the Fourth Proportional to 901,750.56, 1,245,258.77 and 580,019.16

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Solution

The fourth proportional to 901,750.56, 1,245,258.77 and 580,019.16 is: 800,968.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,750.56 : 1,245,258.77 = 580,019.16 : x
  2. Step 2: Convert to fraction form
    901,750.56/1,245,258.77 = 580,019.16/x
  3. Step 3: Cross multiply
    901,750.56x = 1,245,258.77 × 580,019.16
  4. Step 4: Simplify right side
    901,750.56x = 722,273,947,527.66
  5. Step 5: Solve for x
    x = 722,273,947,527.66/901,750.56
  6. Step 6: Final answer
    x = 800,968.67

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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.