Finding the Fourth Proportional to 344,982.88, 475,919.04 and 249,338.08
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Solution
The fourth proportional to 344,982.88, 475,919.04 and 249,338.08 is: 343,972.84
Step by Step Solution
- Step 1: Write the proportion equation
344,982.88 : 475,919.04 = 249,338.08 : x - Step 2: Convert to fraction form
344,982.88/475,919.04 = 249,338.08/x - Step 3: Cross multiply
344,982.88x = 475,919.04 × 249,338.08 - Step 4: Simplify right side
344,982.88x = 118,664,739,669.04 - Step 5: Solve for x
x = 118,664,739,669.04/344,982.88 - Step 6: Final answer
x = 343,972.84
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.