Finding the Fourth Proportional to 918,257.85, 1,377,529.34 and 468,735.53
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Solution
The fourth proportional to 918,257.85, 1,377,529.34 and 468,735.53 is: 703,176.06
Step by Step Solution
- Step 1: Write the proportion equation
918,257.85 : 1,377,529.34 = 468,735.53 : x - Step 2: Convert to fraction form
918,257.85/1,377,529.34 = 468,735.53/x - Step 3: Cross multiply
918,257.85x = 1,377,529.34 × 468,735.53 - Step 4: Simplify right side
918,257.85x = 645,696,936,044.13 - Step 5: Solve for x
x = 645,696,936,044.13/918,257.85 - Step 6: Final answer
x = 703,176.06
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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.