Finding the Fourth Proportional to 693,798.14, 957,601.40 and 451,658.96
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Solution
The fourth proportional to 693,798.14, 957,601.40 and 451,658.96 is: 623,393.50
Step by Step Solution
- Step 1: Write the proportion equation
693,798.14 : 957,601.40 = 451,658.96 : x - Step 2: Convert to fraction form
693,798.14/957,601.40 = 451,658.96/x - Step 3: Cross multiply
693,798.14x = 957,601.40 × 451,658.96 - Step 4: Simplify right side
693,798.14x = 432,509,245,372.24 - Step 5: Solve for x
x = 432,509,245,372.24/693,798.14 - Step 6: Final answer
x = 623,393.50
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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.