Finding the Fourth Proportional to 865,370.70, 1,298,056.98 and 225,673.98
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Solution
The fourth proportional to 865,370.70, 1,298,056.98 and 225,673.98 is: 338,511.21
Step by Step Solution
- Step 1: Write the proportion equation
865,370.70 : 1,298,056.98 = 225,673.98 : x - Step 2: Convert to fraction form
865,370.70/1,298,056.98 = 225,673.98/x - Step 3: Cross multiply
865,370.70x = 1,298,056.98 × 225,673.98 - Step 4: Simplify right side
865,370.70x = 292,937,684,943.38 - Step 5: Solve for x
x = 292,937,684,943.38/865,370.70 - Step 6: Final answer
x = 338,511.21
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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.