Finding the Fourth Proportional to 534,405.08, 737,479.26 and 292,702.88
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Solution
The fourth proportional to 534,405.08, 737,479.26 and 292,702.88 is: 403,930.11
Step by Step Solution
- Step 1: Write the proportion equation
534,405.08 : 737,479.26 = 292,702.88 : x - Step 2: Convert to fraction form
534,405.08/737,479.26 = 292,702.88/x - Step 3: Cross multiply
534,405.08x = 737,479.26 × 292,702.88 - Step 4: Simplify right side
534,405.08x = 215,862,303,342.27 - Step 5: Solve for x
x = 215,862,303,342.27/534,405.08 - Step 6: Final answer
x = 403,930.11
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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.