Finding the Fourth Proportional to 487,726.62, 673,292.86 and 366,914.00
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Solution
The fourth proportional to 487,726.62, 673,292.86 and 366,914.00 is: 506,514.45
Step by Step Solution
- Step 1: Write the proportion equation
487,726.62 : 673,292.86 = 366,914.00 : x - Step 2: Convert to fraction form
487,726.62/673,292.86 = 366,914.00/x - Step 3: Cross multiply
487,726.62x = 673,292.86 × 366,914.00 - Step 4: Simplify right side
487,726.62x = 247,040,577,199.99 - Step 5: Solve for x
x = 247,040,577,199.99/487,726.62 - Step 6: Final answer
x = 506,514.45
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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.