Finding the Fourth Proportional to 466,295.20, 699,442.80 and 430,865.80
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Solution
The fourth proportional to 466,295.20, 699,442.80 and 430,865.80 is: 646,298.70
Step by Step Solution
- Step 1: Write the proportion equation
466,295.20 : 699,442.80 = 430,865.80 : x - Step 2: Convert to fraction form
466,295.20/699,442.80 = 430,865.80/x - Step 3: Cross multiply
466,295.20x = 699,442.80 × 430,865.80 - Step 4: Simplify right side
466,295.20x = 301,365,981,576.24 - Step 5: Solve for x
x = 301,365,981,576.24/466,295.20 - Step 6: Final answer
x = 646,298.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.