Finding the Fourth Proportional to 374,948.96, 517,427.46 and 202,866.48
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Solution
The fourth proportional to 374,948.96, 517,427.46 and 202,866.48 is: 279,954.61
Step by Step Solution
- Step 1: Write the proportion equation
374,948.96 : 517,427.46 = 202,866.48 : x - Step 2: Convert to fraction form
374,948.96/517,427.46 = 202,866.48/x - Step 3: Cross multiply
374,948.96x = 517,427.46 × 202,866.48 - Step 4: Simplify right side
374,948.96x = 104,968,687,465.54 - Step 5: Solve for x
x = 104,968,687,465.54/374,948.96 - Step 6: Final answer
x = 279,954.61
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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.