Finding the Fourth Proportional to 662,583.48, 914,125.05 and 375,937.53
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Solution
The fourth proportional to 662,583.48, 914,125.05 and 375,937.53 is: 518,657.53
Step by Step Solution
- Step 1: Write the proportion equation
662,583.48 : 914,125.05 = 375,937.53 : x - Step 2: Convert to fraction form
662,583.48/914,125.05 = 375,937.53/x - Step 3: Cross multiply
662,583.48x = 914,125.05 × 375,937.53 - Step 4: Simplify right side
662,583.48x = 343,653,913,408.13 - Step 5: Solve for x
x = 343,653,913,408.13/662,583.48 - Step 6: Final answer
x = 518,657.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.