Finding the Fourth Proportional to 614,306.08, 921,584.40 and 348,185.44
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Solution
The fourth proportional to 614,306.08, 921,584.40 and 348,185.44 is: 522,349.17
Step by Step Solution
- Step 1: Write the proportion equation
614,306.08 : 921,584.40 = 348,185.44 : x - Step 2: Convert to fraction form
614,306.08/921,584.40 = 348,185.44/x - Step 3: Cross multiply
614,306.08x = 921,584.40 × 348,185.44 - Step 4: Simplify right side
614,306.08x = 320,882,269,811.14 - Step 5: Solve for x
x = 320,882,269,811.14/614,306.08 - Step 6: Final answer
x = 522,349.17
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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.