Finding the Fourth Proportional to 325,564.60, 489,097.36 and 312,112.84
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Solution
The fourth proportional to 325,564.60, 489,097.36 and 312,112.84 is: 468,888.71
Step by Step Solution
- Step 1: Write the proportion equation
325,564.60 : 489,097.36 = 312,112.84 : x - Step 2: Convert to fraction form
325,564.60/489,097.36 = 312,112.84/x - Step 3: Cross multiply
325,564.60x = 489,097.36 × 312,112.84 - Step 4: Simplify right side
325,564.60x = 152,653,566,066.10 - Step 5: Solve for x
x = 152,653,566,066.10/325,564.60 - Step 6: Final answer
x = 468,888.71
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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.