Finding the Fourth Proportional to 698,748.24, 1,048,343.88 and 249,459.48
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Solution
The fourth proportional to 698,748.24, 1,048,343.88 and 249,459.48 is: 374,268.30
Step by Step Solution
- Step 1: Write the proportion equation
698,748.24 : 1,048,343.88 = 249,459.48 : x - Step 2: Convert to fraction form
698,748.24/1,048,343.88 = 249,459.48/x - Step 3: Cross multiply
698,748.24x = 1,048,343.88 × 249,459.48 - Step 4: Simplify right side
698,748.24x = 261,519,319,165.98 - Step 5: Solve for x
x = 261,519,319,165.98/698,748.24 - Step 6: Final answer
x = 374,268.30
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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.