Finding the Fourth Proportional to 403,161.48, 604,829.70 and 122,671.44
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Solution
The fourth proportional to 403,161.48, 604,829.70 and 122,671.44 is: 184,033.78
Step by Step Solution
- Step 1: Write the proportion equation
403,161.48 : 604,829.70 = 122,671.44 : x - Step 2: Convert to fraction form
403,161.48/604,829.70 = 122,671.44/x - Step 3: Cross multiply
403,161.48x = 604,829.70 × 122,671.44 - Step 4: Simplify right side
403,161.48x = 74,195,330,253.77 - Step 5: Solve for x
x = 74,195,330,253.77/403,161.48 - Step 6: Final answer
x = 184,033.78
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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.