Finding the Fourth Proportional to 453,207.74, 625,413.49 and 249,257.84
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Solution
The fourth proportional to 453,207.74, 625,413.49 and 249,257.84 is: 343,968.56
Step by Step Solution
- Step 1: Write the proportion equation
453,207.74 : 625,413.49 = 249,257.84 : x - Step 2: Convert to fraction form
453,207.74/625,413.49 = 249,257.84/x - Step 3: Cross multiply
453,207.74x = 625,413.49 × 249,257.84 - Step 4: Simplify right side
453,207.74x = 155,889,211,874.05 - Step 5: Solve for x
x = 155,889,211,874.05/453,207.74 - Step 6: Final answer
x = 343,968.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.