Finding the Fourth Proportional to 381,318.04, 571,981.01 and 97,008.73
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Solution
The fourth proportional to 381,318.04, 571,981.01 and 97,008.73 is: 145,514.09
Step by Step Solution
- Step 1: Write the proportion equation
381,318.04 : 571,981.01 = 97,008.73 : x - Step 2: Convert to fraction form
381,318.04/571,981.01 = 97,008.73/x - Step 3: Cross multiply
381,318.04x = 571,981.01 × 97,008.73 - Step 4: Simplify right side
381,318.04x = 55,487,149,449.22 - Step 5: Solve for x
x = 55,487,149,449.22/381,318.04 - Step 6: Final answer
x = 145,514.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.