Finding the Fourth Proportional to 830,774.02, 1,246,170.96 and 231,698.74
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Solution
The fourth proportional to 830,774.02, 1,246,170.96 and 231,698.74 is: 347,550.88
Step by Step Solution
- Step 1: Write the proportion equation
830,774.02 : 1,246,170.96 = 231,698.74 : x - Step 2: Convert to fraction form
830,774.02/1,246,170.96 = 231,698.74/x - Step 3: Cross multiply
830,774.02x = 1,246,170.96 × 231,698.74 - Step 4: Simplify right side
830,774.02x = 288,736,241,256.59 - Step 5: Solve for x
x = 288,736,241,256.59/830,774.02 - Step 6: Final answer
x = 347,550.88
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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.