Finding the Fourth Proportional to 632,725.13, 873,160.73 and 346,245.23
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Solution
The fourth proportional to 632,725.13, 873,160.73 and 346,245.23 is: 477,818.45
Step by Step Solution
- Step 1: Write the proportion equation
632,725.13 : 873,160.73 = 346,245.23 : x - Step 2: Convert to fraction form
632,725.13/873,160.73 = 346,245.23/x - Step 3: Cross multiply
632,725.13x = 873,160.73 × 346,245.23 - Step 4: Simplify right side
632,725.13x = 302,327,737,785.82 - Step 5: Solve for x
x = 302,327,737,785.82/632,725.13 - Step 6: Final answer
x = 477,818.45
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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.