Finding the Fourth Proportional to 865,374.70, 1,298,062.98 and 225,677.98
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Solution
The fourth proportional to 865,374.70, 1,298,062.98 and 225,677.98 is: 338,517.21
Step by Step Solution
- Step 1: Write the proportion equation
865,374.70 : 1,298,062.98 = 225,677.98 : x - Step 2: Convert to fraction form
865,374.70/1,298,062.98 = 225,677.98/x - Step 3: Cross multiply
865,374.70x = 1,298,062.98 × 225,677.98 - Step 4: Simplify right side
865,374.70x = 292,944,231,239.18 - Step 5: Solve for x
x = 292,944,231,239.18/865,374.70 - Step 6: Final answer
x = 338,517.21
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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.