Finding the Fourth Proportional to 375,686.62, 518,500.70 and 232,492.79
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Solution
The fourth proportional to 375,686.62, 518,500.70 and 232,492.79 is: 320,872.96
Step by Step Solution
- Step 1: Write the proportion equation
375,686.62 : 518,500.70 = 232,492.79 : x - Step 2: Convert to fraction form
375,686.62/518,500.70 = 232,492.79/x - Step 3: Cross multiply
375,686.62x = 518,500.70 × 232,492.79 - Step 4: Simplify right side
375,686.62x = 120,547,676,237.44 - Step 5: Solve for x
x = 120,547,676,237.44/375,686.62 - Step 6: Final answer
x = 320,872.96
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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.