Finding the Fourth Proportional to 602,341.26, 831,115.81 and 344,299.94
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Solution
The fourth proportional to 602,341.26, 831,115.81 and 344,299.94 is: 475,068.11
Step by Step Solution
- Step 1: Write the proportion equation
602,341.26 : 831,115.81 = 344,299.94 : x - Step 2: Convert to fraction form
602,341.26/831,115.81 = 344,299.94/x - Step 3: Cross multiply
602,341.26x = 831,115.81 × 344,299.94 - Step 4: Simplify right side
602,341.26x = 286,153,126,213.38 - Step 5: Solve for x
x = 286,153,126,213.38/602,341.26 - Step 6: Final answer
x = 475,068.11
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1.5x scale
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.