Finding the Fourth Proportional to 577,138.24, 865,800.41 and 177,778.63
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Solution
The fourth proportional to 577,138.24, 865,800.41 and 177,778.63 is: 266,696.61
Step by Step Solution
- Step 1: Write the proportion equation
577,138.24 : 865,800.41 = 177,778.63 : x - Step 2: Convert to fraction form
577,138.24/865,800.41 = 177,778.63/x - Step 3: Cross multiply
577,138.24x = 865,800.41 × 177,778.63 - Step 4: Simplify right side
577,138.24x = 153,920,810,743.24 - Step 5: Solve for x
x = 153,920,810,743.24/577,138.24 - Step 6: Final answer
x = 266,696.61
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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.