Finding the Fourth Proportional to 495,377.15, 683,829.80 and 334,450.19
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Solution
The fourth proportional to 495,377.15, 683,829.80 and 334,450.19 is: 461,682.59
Step by Step Solution
- Step 1: Write the proportion equation
495,377.15 : 683,829.80 = 334,450.19 : x - Step 2: Convert to fraction form
495,377.15/683,829.80 = 334,450.19/x - Step 3: Cross multiply
495,377.15x = 683,829.80 × 334,450.19 - Step 4: Simplify right side
495,377.15x = 228,707,001,446.26 - Step 5: Solve for x
x = 228,707,001,446.26/495,377.15 - Step 6: Final answer
x = 461,682.59
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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.