Finding the Fourth Proportional to 754,048.74, 1,130,717.73 and 273,937.95
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Solution
The fourth proportional to 754,048.74, 1,130,717.73 and 273,937.95 is: 410,777.82
Step by Step Solution
- Step 1: Write the proportion equation
754,048.74 : 1,130,717.73 = 273,937.95 : x - Step 2: Convert to fraction form
754,048.74/1,130,717.73 = 273,937.95/x - Step 3: Cross multiply
754,048.74x = 1,130,717.73 × 273,937.95 - Step 4: Simplify right side
754,048.74x = 309,746,496,471.22 - Step 5: Solve for x
x = 309,746,496,471.22/754,048.74 - Step 6: Final answer
x = 410,777.82
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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.