Finding the Fourth Proportional to 403,108.08, 604,749.58 and 122,618.04
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Solution
The fourth proportional to 403,108.08, 604,749.58 and 122,618.04 is: 183,953.66
Step by Step Solution
- Step 1: Write the proportion equation
403,108.08 : 604,749.58 = 122,618.04 : x - Step 2: Convert to fraction form
403,108.08/604,749.58 = 122,618.04/x - Step 3: Cross multiply
403,108.08x = 604,749.58 × 122,618.04 - Step 4: Simplify right side
403,108.08x = 74,153,208,190.42 - Step 5: Solve for x
x = 74,153,208,190.42/403,108.08 - Step 6: Final answer
x = 183,953.66
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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.