Finding the Fourth Proportional to 845,242.92, 1,267,397.82 and 346,956.84
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Solution
The fourth proportional to 845,242.92, 1,267,397.82 and 346,956.84 is: 520,243.75
Step by Step Solution
- Step 1: Write the proportion equation
845,242.92 : 1,267,397.82 = 346,956.84 : x - Step 2: Convert to fraction form
845,242.92/1,267,397.82 = 346,956.84/x - Step 3: Cross multiply
845,242.92x = 1,267,397.82 × 346,956.84 - Step 4: Simplify right side
845,242.92x = 439,732,342,650.09 - Step 5: Solve for x
x = 439,732,342,650.09/845,242.92 - Step 6: Final answer
x = 520,243.75
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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.