Finding the Fourth Proportional to 401,734.99, 602,637.86 and 149,018.23
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Solution
The fourth proportional to 401,734.99, 602,637.86 and 149,018.23 is: 223,540.47
Step by Step Solution
- Step 1: Write the proportion equation
401,734.99 : 602,637.86 = 149,018.23 : x - Step 2: Convert to fraction form
401,734.99/602,637.86 = 149,018.23/x - Step 3: Cross multiply
401,734.99x = 602,637.86 × 149,018.23 - Step 4: Simplify right side
401,734.99x = 89,804,027,228.19 - Step 5: Solve for x
x = 89,804,027,228.19/401,734.99 - Step 6: Final answer
x = 223,540.47
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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.