Finding the Fourth Proportional to 1,178,176.12, 1,767,228.86 and 325,299.88
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Solution
The fourth proportional to 1,178,176.12, 1,767,228.86 and 325,299.88 is: 487,940.07
Step by Step Solution
- Step 1: Write the proportion equation
1,178,176.12 : 1,767,228.86 = 325,299.88 : x - Step 2: Convert to fraction form
1,178,176.12/1,767,228.86 = 325,299.88/x - Step 3: Cross multiply
1,178,176.12x = 1,767,228.86 × 325,299.88 - Step 4: Simplify right side
1,178,176.12x = 574,879,336,090.54 - Step 5: Solve for x
x = 574,879,336,090.54/1,178,176.12 - Step 6: Final answer
x = 487,940.07
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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.