Finding the Fourth Proportional to 602,888.84, 831,965.06 and 341,238.54
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Solution
The fourth proportional to 602,888.84, 831,965.06 and 341,238.54 is: 470,896.99
Step by Step Solution
- Step 1: Write the proportion equation
602,888.84 : 831,965.06 = 341,238.54 : x - Step 2: Convert to fraction form
602,888.84/831,965.06 = 341,238.54/x - Step 3: Cross multiply
602,888.84x = 831,965.06 × 341,238.54 - Step 4: Simplify right side
602,888.84x = 283,898,540,699.22 - Step 5: Solve for x
x = 283,898,540,699.22/602,888.84 - Step 6: Final answer
x = 470,896.99
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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.