Finding the Fourth Proportional to 291,702.16, 437,386.20 and 173,456.08
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Solution
The fourth proportional to 291,702.16, 437,386.20 and 173,456.08 is: 260,084.79
Step by Step Solution
- Step 1: Write the proportion equation
291,702.16 : 437,386.20 = 173,456.08 : x - Step 2: Convert to fraction form
291,702.16/437,386.20 = 173,456.08/x - Step 3: Cross multiply
291,702.16x = 437,386.20 × 173,456.08 - Step 4: Simplify right side
291,702.16x = 75,867,295,698.10 - Step 5: Solve for x
x = 75,867,295,698.10/291,702.16 - Step 6: Final answer
x = 260,084.79
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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.