Finding the Fourth Proportional to 443,707.68, 612,316.62 and 242,503.68
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Solution
The fourth proportional to 443,707.68, 612,316.62 and 242,503.68 is: 334,655.09
Step by Step Solution
- Step 1: Write the proportion equation
443,707.68 : 612,316.62 = 242,503.68 : x - Step 2: Convert to fraction form
443,707.68/612,316.62 = 242,503.68/x - Step 3: Cross multiply
443,707.68x = 612,316.62 × 242,503.68 - Step 4: Simplify right side
443,707.68x = 148,489,033,675.16 - Step 5: Solve for x
x = 148,489,033,675.16/443,707.68 - Step 6: Final answer
x = 334,655.09
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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.