Finding the Fourth Proportional to 602,402.79, 831,310.93 and 326,759.95
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Solution
The fourth proportional to 602,402.79, 831,310.93 and 326,759.95 is: 450,926.06
Step by Step Solution
- Step 1: Write the proportion equation
602,402.79 : 831,310.93 = 326,759.95 : x - Step 2: Convert to fraction form
602,402.79/831,310.93 = 326,759.95/x - Step 3: Cross multiply
602,402.79x = 831,310.93 × 326,759.95 - Step 4: Simplify right side
602,402.79x = 271,639,117,921.25 - Step 5: Solve for x
x = 271,639,117,921.25/602,402.79 - Step 6: Final answer
x = 450,926.06
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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.