Home / 985,344.25-1,477,360.06-354,176.05

Finding the Fourth Proportional to 985,344.25, 1,477,360.06 and 354,176.05

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Solution

The fourth proportional to 985,344.25, 1,477,360.06 and 354,176.05 is: 531,028.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,344.25 : 1,477,360.06 = 354,176.05 : x
  2. Step 2: Convert to fraction form
    985,344.25/1,477,360.06 = 354,176.05/x
  3. Step 3: Cross multiply
    985,344.25x = 1,477,360.06 × 354,176.05
  4. Step 4: Simplify right side
    985,344.25x = 523,245,550,478.56
  5. Step 5: Solve for x
    x = 523,245,550,478.56/985,344.25
  6. Step 6: Final answer
    x = 531,028.17

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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.