Finding the Fourth Proportional to 354,540.08, 489,264.50 and 193,395.13
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Solution
The fourth proportional to 354,540.08, 489,264.50 and 193,395.13 is: 266,884.84
Step by Step Solution
- Step 1: Write the proportion equation
354,540.08 : 489,264.50 = 193,395.13 : x - Step 2: Convert to fraction form
354,540.08/489,264.50 = 193,395.13/x - Step 3: Cross multiply
354,540.08x = 489,264.50 × 193,395.13 - Step 4: Simplify right side
354,540.08x = 94,621,371,581.89 - Step 5: Solve for x
x = 94,621,371,581.89/354,540.08 - Step 6: Final answer
x = 266,884.84
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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.