Finding the Fourth Proportional to 395,948.62, 594,318.35 and 218,539.18
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Solution
The fourth proportional to 395,948.62, 594,318.35 and 218,539.18 is: 328,027.02
Step by Step Solution
- Step 1: Write the proportion equation
395,948.62 : 594,318.35 = 218,539.18 : x - Step 2: Convert to fraction form
395,948.62/594,318.35 = 218,539.18/x - Step 3: Cross multiply
395,948.62x = 594,318.35 × 218,539.18 - Step 4: Simplify right side
395,948.62x = 129,881,844,867.95 - Step 5: Solve for x
x = 129,881,844,867.95/395,948.62 - Step 6: Final answer
x = 328,027.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.