Finding the Fourth Proportional to 699,273.84, 1,048,912 and 299,655.44
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Solution
The fourth proportional to 699,273.84, 1,048,912 and 299,655.44 is: 449,483.69
Step by Step Solution
- Step 1: Write the proportion equation
699,273.84 : 1,048,912 = 299,655.44 : x - Step 2: Convert to fraction form
699,273.84/1,048,912 = 299,655.44/x - Step 3: Cross multiply
699,273.84x = 1,048,912 × 299,655.44 - Step 4: Simplify right side
699,273.84x = 314,312,186,881.28 - Step 5: Solve for x
x = 314,312,186,881.28/699,273.84 - Step 6: Final answer
x = 449,483.69
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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.