Finding the Fourth Proportional to 806,788.37, 1,212,248.05 and 608,971.79
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Solution
The fourth proportional to 806,788.37, 1,212,248.05 and 608,971.79 is: 915,016.74
Step by Step Solution
- Step 1: Write the proportion equation
806,788.37 : 1,212,248.05 = 608,971.79 : x - Step 2: Convert to fraction form
806,788.37/1,212,248.05 = 608,971.79/x - Step 3: Cross multiply
806,788.37x = 1,212,248.05 × 608,971.79 - Step 4: Simplify right side
806,788.37x = 738,224,864,932.51 - Step 5: Solve for x
x = 738,224,864,932.51/806,788.37 - Step 6: Final answer
x = 915,016.74
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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.