Finding the Fourth Proportional to 657,337.68, 986,115.60 and 230,762.88
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Solution
The fourth proportional to 657,337.68, 986,115.60 and 230,762.88 is: 346,182.61
Step by Step Solution
- Step 1: Write the proportion equation
657,337.68 : 986,115.60 = 230,762.88 : x - Step 2: Convert to fraction form
657,337.68/986,115.60 = 230,762.88/x - Step 3: Cross multiply
657,337.68x = 986,115.60 × 230,762.88 - Step 4: Simplify right side
657,337.68x = 227,558,875,868.93 - Step 5: Solve for x
x = 227,558,875,868.93/657,337.68 - Step 6: Final answer
x = 346,182.61
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.