Finding the Fourth Proportional to 875,766.94, 1,314,239.99 and 307,153.32
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Solution
The fourth proportional to 875,766.94, 1,314,239.99 and 307,153.32 is: 460,936.75
Step by Step Solution
- Step 1: Write the proportion equation
875,766.94 : 1,314,239.99 = 307,153.32 : x - Step 2: Convert to fraction form
875,766.94/1,314,239.99 = 307,153.32/x - Step 3: Cross multiply
875,766.94x = 1,314,239.99 × 307,153.32 - Step 4: Simplify right side
875,766.94x = 403,673,169,741.10 - Step 5: Solve for x
x = 403,673,169,741.10/875,766.94 - Step 6: Final answer
x = 460,936.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.