Finding the Fourth Proportional to 427,336.41, 589,334.08 and 366,887.73
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Solution
The fourth proportional to 427,336.41, 589,334.08 and 366,887.73 is: 505,970.09
Step by Step Solution
- Step 1: Write the proportion equation
427,336.41 : 589,334.08 = 366,887.73 : x - Step 2: Convert to fraction form
427,336.41/589,334.08 = 366,887.73/x - Step 3: Cross multiply
427,336.41x = 589,334.08 × 366,887.73 - Step 4: Simplify right side
427,336.41x = 216,219,442,822.84 - Step 5: Solve for x
x = 216,219,442,822.84/427,336.41 - Step 6: Final answer
x = 505,970.09
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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.