Finding the Fourth Proportional to 602,843.08, 831,925.26 and 330,938.84
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Solution
The fourth proportional to 602,843.08, 831,925.26 and 330,938.84 is: 456,696.59
Step by Step Solution
- Step 1: Write the proportion equation
602,843.08 : 831,925.26 = 330,938.84 : x - Step 2: Convert to fraction form
602,843.08/831,925.26 = 330,938.84/x - Step 3: Cross multiply
602,843.08x = 831,925.26 × 330,938.84 - Step 4: Simplify right side
602,843.08x = 275,316,380,511.10 - Step 5: Solve for x
x = 275,316,380,511.10/602,843.08 - Step 6: Final answer
x = 456,696.59
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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.