Finding the Fourth Proportional to 698,962.26, 1,048,270.05 and 299,557.74
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Solution
The fourth proportional to 698,962.26, 1,048,270.05 and 299,557.74 is: 449,262.32
Step by Step Solution
- Step 1: Write the proportion equation
698,962.26 : 1,048,270.05 = 299,557.74 : x - Step 2: Convert to fraction form
698,962.26/1,048,270.05 = 299,557.74/x - Step 3: Cross multiply
698,962.26x = 1,048,270.05 × 299,557.74 - Step 4: Simplify right side
698,962.26x = 314,017,407,087.69 - Step 5: Solve for x
x = 314,017,407,087.69/698,962.26 - Step 6: Final answer
x = 449,262.32
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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.