Finding the Fourth Proportional to 314,702.08, 434,293.84 and 171,462.08
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Solution
The fourth proportional to 314,702.08, 434,293.84 and 171,462.08 is: 236,620.38
Step by Step Solution
- Step 1: Write the proportion equation
314,702.08 : 434,293.84 = 171,462.08 : x - Step 2: Convert to fraction form
314,702.08/434,293.84 = 171,462.08/x - Step 3: Cross multiply
314,702.08x = 434,293.84 × 171,462.08 - Step 4: Simplify right side
314,702.08x = 74,464,925,137.59 - Step 5: Solve for x
x = 74,464,925,137.59/314,702.08 - Step 6: Final answer
x = 236,620.38
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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.