Finding the Fourth Proportional to 412,386.18, 568,984.66 and 251,313.63
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Solution
The fourth proportional to 412,386.18, 568,984.66 and 251,313.63 is: 346,746.83
Step by Step Solution
- Step 1: Write the proportion equation
412,386.18 : 568,984.66 = 251,313.63 : x - Step 2: Convert to fraction form
412,386.18/568,984.66 = 251,313.63/x - Step 3: Cross multiply
412,386.18x = 568,984.66 × 251,313.63 - Step 4: Simplify right side
412,386.18x = 142,993,600,318.92 - Step 5: Solve for x
x = 142,993,600,318.92/412,386.18 - Step 6: Final answer
x = 346,746.83
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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.