Finding the Fourth Proportional to 897,122.27, 1,238,058.61 and 489,246.37
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Solution
The fourth proportional to 897,122.27, 1,238,058.61 and 489,246.37 is: 675,176.28
Step by Step Solution
- Step 1: Write the proportion equation
897,122.27 : 1,238,058.61 = 489,246.37 : x - Step 2: Convert to fraction form
897,122.27/1,238,058.61 = 489,246.37/x - Step 3: Cross multiply
897,122.27x = 1,238,058.61 × 489,246.37 - Step 4: Simplify right side
897,122.27x = 605,715,676,471.48 - Step 5: Solve for x
x = 605,715,676,471.48/897,122.27 - Step 6: Final answer
x = 675,176.28
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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.