Finding the Fourth Proportional to 902,655.26, 1,245,653.06 and 489,183.13
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Solution
The fourth proportional to 902,655.26, 1,245,653.06 and 489,183.13 is: 675,066.65
Step by Step Solution
- Step 1: Write the proportion equation
902,655.26 : 1,245,653.06 = 489,183.13 : x - Step 2: Convert to fraction form
902,655.26/1,245,653.06 = 489,183.13/x - Step 3: Cross multiply
902,655.26x = 1,245,653.06 × 489,183.13 - Step 4: Simplify right side
902,655.26x = 609,352,462,784.88 - Step 5: Solve for x
x = 609,352,462,784.88/902,655.26 - Step 6: Final answer
x = 675,066.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.