Finding the Fourth Proportional to 789,397.36, 1,184,242.08 and 249,789.40
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Solution
The fourth proportional to 789,397.36, 1,184,242.08 and 249,789.40 is: 374,730.31
Step by Step Solution
- Step 1: Write the proportion equation
789,397.36 : 1,184,242.08 = 249,789.40 : x - Step 2: Convert to fraction form
789,397.36/1,184,242.08 = 249,789.40/x - Step 3: Cross multiply
789,397.36x = 1,184,242.08 × 249,789.40 - Step 4: Simplify right side
789,397.36x = 295,811,118,617.95 - Step 5: Solve for x
x = 295,811,118,617.95/789,397.36 - Step 6: Final answer
x = 374,730.31
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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.