Finding the Fourth Proportional to 542,894.96, 749,195.91 and 301,177.53
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Solution
The fourth proportional to 542,894.96, 749,195.91 and 301,177.53 is: 415,625.47
Step by Step Solution
- Step 1: Write the proportion equation
542,894.96 : 749,195.91 = 301,177.53 : x - Step 2: Convert to fraction form
542,894.96/749,195.91 = 301,177.53/x - Step 3: Cross multiply
542,894.96x = 749,195.91 × 301,177.53 - Step 4: Simplify right side
542,894.96x = 225,640,973,659.90 - Step 5: Solve for x
x = 225,640,973,659.90/542,894.96 - Step 6: Final answer
x = 415,625.47
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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.