Finding the Fourth Proportional to 538,603.53, 807,925.73 and 201,608.70
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Solution
The fourth proportional to 538,603.53, 807,925.73 and 201,608.70 is: 302,420.70
Step by Step Solution
- Step 1: Write the proportion equation
538,603.53 : 807,925.73 = 201,608.70 : x - Step 2: Convert to fraction form
538,603.53/807,925.73 = 201,608.70/x - Step 3: Cross multiply
538,603.53x = 807,925.73 × 201,608.70 - Step 4: Simplify right side
538,603.53x = 162,884,855,113.81 - Step 5: Solve for x
x = 162,884,855,113.81/538,603.53 - Step 6: Final answer
x = 302,420.70
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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.