Finding the Fourth Proportional to 889,345.44, 1,227,182.64 and 507,349.92
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Solution
The fourth proportional to 889,345.44, 1,227,182.64 and 507,349.92 is: 700,077.82
Step by Step Solution
- Step 1: Write the proportion equation
889,345.44 : 1,227,182.64 = 507,349.92 : x - Step 2: Convert to fraction form
889,345.44/1,227,182.64 = 507,349.92/x - Step 3: Cross multiply
889,345.44x = 1,227,182.64 × 507,349.92 - Step 4: Simplify right side
889,345.44x = 622,611,014,229.39 - Step 5: Solve for x
x = 622,611,014,229.39/889,345.44 - Step 6: Final answer
x = 700,077.82
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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.