Finding the Fourth Proportional to 925,117.52, 1,276,591.74 and 562,491.05
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Solution
The fourth proportional to 925,117.52, 1,276,591.74 and 562,491.05 is: 776,194.82
Step by Step Solution
- Step 1: Write the proportion equation
925,117.52 : 1,276,591.74 = 562,491.05 : x - Step 2: Convert to fraction form
925,117.52/1,276,591.74 = 562,491.05/x - Step 3: Cross multiply
925,117.52x = 1,276,591.74 × 562,491.05 - Step 4: Simplify right side
925,117.52x = 718,071,428,253.93 - Step 5: Solve for x
x = 718,071,428,253.93/925,117.52 - Step 6: Final answer
x = 776,194.82
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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.