Finding the Fourth Proportional to 577,424.16, 796,862.94 and 322,786.08
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Solution
The fourth proportional to 577,424.16, 796,862.94 and 322,786.08 is: 445,454.63
Step by Step Solution
- Step 1: Write the proportion equation
577,424.16 : 796,862.94 = 322,786.08 : x - Step 2: Convert to fraction form
577,424.16/796,862.94 = 322,786.08/x - Step 3: Cross multiply
577,424.16x = 796,862.94 × 322,786.08 - Step 4: Simplify right side
577,424.16x = 257,216,264,699.88 - Step 5: Solve for x
x = 257,216,264,699.88/577,424.16 - Step 6: Final answer
x = 445,454.63
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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.