Finding the Fourth Proportional to 532,648.16, 798,975.36 and 177,661.28
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Solution
The fourth proportional to 532,648.16, 798,975.36 and 177,661.28 is: 266,492.96
Step by Step Solution
- Step 1: Write the proportion equation
532,648.16 : 798,975.36 = 177,661.28 : x - Step 2: Convert to fraction form
532,648.16/798,975.36 = 177,661.28/x - Step 3: Cross multiply
532,648.16x = 798,975.36 × 177,661.28 - Step 4: Simplify right side
532,648.16x = 141,946,985,146.06 - Step 5: Solve for x
x = 141,946,985,146.06/532,648.16 - Step 6: Final answer
x = 266,492.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.