Finding the Fourth Proportional to 997,971.23, 1,496,956.70 and 239,812.70
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Solution
The fourth proportional to 997,971.23, 1,496,956.70 and 239,812.70 is: 359,719.02
Step by Step Solution
- Step 1: Write the proportion equation
997,971.23 : 1,496,956.70 = 239,812.70 : x - Step 2: Convert to fraction form
997,971.23/1,496,956.70 = 239,812.70/x - Step 3: Cross multiply
997,971.23x = 1,496,956.70 × 239,812.70 - Step 4: Simplify right side
997,971.23x = 358,989,230,553.42 - Step 5: Solve for x
x = 358,989,230,553.42/997,971.23 - Step 6: Final answer
x = 359,719.02
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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.