Finding the Fourth Proportional to 875,229.92, 1,312,844.88 and 276,237.68
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Solution
The fourth proportional to 875,229.92, 1,312,844.88 and 276,237.68 is: 414,356.52
Step by Step Solution
- Step 1: Write the proportion equation
875,229.92 : 1,312,844.88 = 276,237.68 : x - Step 2: Convert to fraction form
875,229.92/1,312,844.88 = 276,237.68/x - Step 3: Cross multiply
875,229.92x = 1,312,844.88 × 276,237.68 - Step 4: Simplify right side
875,229.92x = 362,657,223,851.08 - Step 5: Solve for x
x = 362,657,223,851.08/875,229.92 - Step 6: Final answer
x = 414,356.52
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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.