Finding the Fourth Proportional to 443,830.95, 665,731.85 and 177,519.99
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Solution
The fourth proportional to 443,830.95, 665,731.85 and 177,519.99 is: 266,274.15
Step by Step Solution
- Step 1: Write the proportion equation
443,830.95 : 665,731.85 = 177,519.99 : x - Step 2: Convert to fraction form
443,830.95/665,731.85 = 177,519.99/x - Step 3: Cross multiply
443,830.95x = 665,731.85 × 177,519.99 - Step 4: Simplify right side
443,830.95x = 118,180,710,467.08 - Step 5: Solve for x
x = 118,180,710,467.08/443,830.95 - Step 6: Final answer
x = 266,274.15
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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.