Finding the Fourth Proportional to 925,116.52, 1,276,590.36 and 562,490.05
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Solution
The fourth proportional to 925,116.52, 1,276,590.36 and 562,490.05 is: 776,193.44
Step by Step Solution
- Step 1: Write the proportion equation
925,116.52 : 1,276,590.36 = 562,490.05 : x - Step 2: Convert to fraction form
925,116.52/1,276,590.36 = 562,490.05/x - Step 3: Cross multiply
925,116.52x = 1,276,590.36 × 562,490.05 - Step 4: Simplify right side
925,116.52x = 718,069,375,425.92 - Step 5: Solve for x
x = 718,069,375,425.92/925,116.52 - Step 6: Final answer
x = 776,193.44
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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.