Finding the Fourth Proportional to 487,739.62, 673,310.80 and 366,927.02
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Solution
The fourth proportional to 487,739.62, 673,310.80 and 366,927.02 is: 506,532.41
Step by Step Solution
- Step 1: Write the proportion equation
487,739.62 : 673,310.80 = 366,927.02 : x - Step 2: Convert to fraction form
487,739.62/673,310.80 = 366,927.02/x - Step 3: Cross multiply
487,739.62x = 673,310.80 × 366,927.02 - Step 4: Simplify right side
487,739.62x = 247,055,925,377.82 - Step 5: Solve for x
x = 247,055,925,377.82/487,739.62 - Step 6: Final answer
x = 506,532.41
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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.