Finding the Fourth Proportional to 697,220.84, 1,045,485.92 and 247,874.42
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Solution
The fourth proportional to 697,220.84, 1,045,485.92 and 247,874.42 is: 371,688.86
Step by Step Solution
- Step 1: Write the proportion equation
697,220.84 : 1,045,485.92 = 247,874.42 : x - Step 2: Convert to fraction form
697,220.84/1,045,485.92 = 247,874.42/x - Step 3: Cross multiply
697,220.84x = 1,045,485.92 × 247,874.42 - Step 4: Simplify right side
697,220.84x = 259,149,216,038.17 - Step 5: Solve for x
x = 259,149,216,038.17/697,220.84 - Step 6: Final answer
x = 371,688.86
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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.