Finding the Fourth Proportional to 756,184.86, 1,043,533.14 and 416,653.08
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Solution
The fourth proportional to 756,184.86, 1,043,533.14 and 416,653.08 is: 574,980.17
Step by Step Solution
- Step 1: Write the proportion equation
756,184.86 : 1,043,533.14 = 416,653.08 : x - Step 2: Convert to fraction form
756,184.86/1,043,533.14 = 416,653.08/x - Step 3: Cross multiply
756,184.86x = 1,043,533.14 × 416,653.08 - Step 4: Simplify right side
756,184.86x = 434,791,296,863.07 - Step 5: Solve for x
x = 434,791,296,863.07/756,184.86 - Step 6: Final answer
x = 574,980.17
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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.