Finding the Fourth Proportional to 614,227.94, 921,473.12 and 214,881.74
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Solution
The fourth proportional to 614,227.94, 921,473.12 and 214,881.74 is: 322,368.51
Step by Step Solution
- Step 1: Write the proportion equation
614,227.94 : 921,473.12 = 214,881.74 : x - Step 2: Convert to fraction form
614,227.94/921,473.12 = 214,881.74/x - Step 3: Cross multiply
614,227.94x = 921,473.12 × 214,881.74 - Step 4: Simplify right side
614,227.94x = 198,007,746,774.19 - Step 5: Solve for x
x = 198,007,746,774.19/614,227.94 - Step 6: Final answer
x = 322,368.51
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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.