Finding the Fourth Proportional to 453,157.23, 679,736.93 and 137,616.51
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Solution
The fourth proportional to 453,157.23, 679,736.93 and 137,616.51 is: 206,425.09
Step by Step Solution
- Step 1: Write the proportion equation
453,157.23 : 679,736.93 = 137,616.51 : x - Step 2: Convert to fraction form
453,157.23/679,736.93 = 137,616.51/x - Step 3: Cross multiply
453,157.23x = 679,736.93 × 137,616.51 - Step 4: Simplify right side
453,157.23x = 93,543,023,336.63 - Step 5: Solve for x
x = 93,543,023,336.63/453,157.23 - Step 6: Final answer
x = 206,425.09
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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.