Finding the Fourth Proportional to 453,701.17, 680,499.91 and 121,303.09
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Solution
The fourth proportional to 453,701.17, 680,499.91 and 121,303.09 is: 181,940.77
Step by Step Solution
- Step 1: Write the proportion equation
453,701.17 : 680,499.91 = 121,303.09 : x - Step 2: Convert to fraction form
453,701.17/680,499.91 = 121,303.09/x - Step 3: Cross multiply
453,701.17x = 680,499.91 × 121,303.09 - Step 4: Simplify right side
453,701.17x = 82,546,741,827.72 - Step 5: Solve for x
x = 82,546,741,827.72/453,701.17 - Step 6: Final answer
x = 181,940.77
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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.