Finding the Fourth Proportional to 754,103.93, 1,130,518.62 and 327,316.95
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Solution
The fourth proportional to 754,103.93, 1,130,518.62 and 327,316.95 is: 490,698.82
Step by Step Solution
- Step 1: Write the proportion equation
754,103.93 : 1,130,518.62 = 327,316.95 : x - Step 2: Convert to fraction form
754,103.93/1,130,518.62 = 327,316.95/x - Step 3: Cross multiply
754,103.93x = 1,130,518.62 × 327,316.95 - Step 4: Simplify right side
754,103.93x = 370,037,906,616.61 - Step 5: Solve for x
x = 370,037,906,616.61/754,103.93 - Step 6: Final answer
x = 490,698.82
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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.