Finding the Fourth Proportional to 453,369.60, 679,276.80 and 295,516.80
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Solution
The fourth proportional to 453,369.60, 679,276.80 and 295,516.80 is: 442,768.34
Step by Step Solution
- Step 1: Write the proportion equation
453,369.60 : 679,276.80 = 295,516.80 : x - Step 2: Convert to fraction form
453,369.60/679,276.80 = 295,516.80/x - Step 3: Cross multiply
453,369.60x = 679,276.80 × 295,516.80 - Step 4: Simplify right side
453,369.60x = 200,737,706,250.24 - Step 5: Solve for x
x = 200,737,706,250.24/453,369.60 - Step 6: Final answer
x = 442,768.34
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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.