Finding the Fourth Proportional to 602,409.94, 831,317.85 and 344,283.94
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Solution
The fourth proportional to 602,409.94, 831,317.85 and 344,283.94 is: 475,107.34
Step by Step Solution
- Step 1: Write the proportion equation
602,409.94 : 831,317.85 = 344,283.94 : x - Step 2: Convert to fraction form
602,409.94/831,317.85 = 344,283.94/x - Step 3: Cross multiply
602,409.94x = 831,317.85 × 344,283.94 - Step 4: Simplify right side
602,409.94x = 286,209,384,790.33 - Step 5: Solve for x
x = 286,209,384,790.33/602,409.94 - Step 6: Final answer
x = 475,107.34
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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.