Finding the Fourth Proportional to 767,275.63, 1,058,935.84 and 440,690.92
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Solution
The fourth proportional to 767,275.63, 1,058,935.84 and 440,690.92 is: 608,208.31
Step by Step Solution
- Step 1: Write the proportion equation
767,275.63 : 1,058,935.84 = 440,690.92 : x - Step 2: Convert to fraction form
767,275.63/1,058,935.84 = 440,690.92/x - Step 3: Cross multiply
767,275.63x = 1,058,935.84 × 440,690.92 - Step 4: Simplify right side
767,275.63x = 466,663,413,557.00 - Step 5: Solve for x
x = 466,663,413,557.00/767,275.63 - Step 6: Final answer
x = 608,208.31
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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.