Finding the Fourth Proportional to 754,048.72, 1,130,717.68 and 273,937.92
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Solution
The fourth proportional to 754,048.72, 1,130,717.68 and 273,937.92 is: 410,777.77
Step by Step Solution
- Step 1: Write the proportion equation
754,048.72 : 1,130,717.68 = 273,937.92 : x - Step 2: Convert to fraction form
754,048.72/1,130,717.68 = 273,937.92/x - Step 3: Cross multiply
754,048.72x = 1,130,717.68 × 273,937.92 - Step 4: Simplify right side
754,048.72x = 309,746,449,366.43 - Step 5: Solve for x
x = 309,746,449,366.43/754,048.72 - Step 6: Final answer
x = 410,777.77
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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.