Finding the Fourth Proportional to 437,638.95, 603,924.26 and 246,691.98
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Solution
The fourth proportional to 437,638.95, 603,924.26 and 246,691.98 is: 340,425.07
Step by Step Solution
- Step 1: Write the proportion equation
437,638.95 : 603,924.26 = 246,691.98 : x - Step 2: Convert to fraction form
437,638.95/603,924.26 = 246,691.98/x - Step 3: Cross multiply
437,638.95x = 603,924.26 × 246,691.98 - Step 4: Simplify right side
437,638.95x = 148,983,270,235.98 - Step 5: Solve for x
x = 148,983,270,235.98/437,638.95 - Step 6: Final answer
x = 340,425.07
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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.