Finding the Fourth Proportional to 872,026.06, 1,203,409.94 and 479,574.52
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Solution
The fourth proportional to 872,026.06, 1,203,409.94 and 479,574.52 is: 661,820.52
Step by Step Solution
- Step 1: Write the proportion equation
872,026.06 : 1,203,409.94 = 479,574.52 : x - Step 2: Convert to fraction form
872,026.06/1,203,409.94 = 479,574.52/x - Step 3: Cross multiply
872,026.06x = 1,203,409.94 × 479,574.52 - Step 4: Simplify right side
872,026.06x = 577,124,744,338.73 - Step 5: Solve for x
x = 577,124,744,338.73/872,026.06 - Step 6: Final answer
x = 661,820.52
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.