Finding the Fourth Proportional to 867,322.68, 1,300,235.57 and 417,424.58
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Solution
The fourth proportional to 867,322.68, 1,300,235.57 and 417,424.58 is: 625,776.66
Step by Step Solution
- Step 1: Write the proportion equation
867,322.68 : 1,300,235.57 = 417,424.58 : x - Step 2: Convert to fraction form
867,322.68/1,300,235.57 = 417,424.58/x - Step 3: Cross multiply
867,322.68x = 1,300,235.57 × 417,424.58 - Step 4: Simplify right side
867,322.68x = 542,750,286,708.31 - Step 5: Solve for x
x = 542,750,286,708.31/867,322.68 - Step 6: Final answer
x = 625,776.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.