Finding the Fourth Proportional to 697,220.61, 1,045,835.53 and 191,834.99
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Solution
The fourth proportional to 697,220.61, 1,045,835.53 and 191,834.99 is: 287,753.75
Step by Step Solution
- Step 1: Write the proportion equation
697,220.61 : 1,045,835.53 = 191,834.99 : x - Step 2: Convert to fraction form
697,220.61/1,045,835.53 = 191,834.99/x - Step 3: Cross multiply
697,220.61x = 1,045,835.53 × 191,834.99 - Step 4: Simplify right side
697,220.61x = 200,627,843,689.61 - Step 5: Solve for x
x = 200,627,843,689.61/697,220.61 - Step 6: Final answer
x = 287,753.75
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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.