Finding the Fourth Proportional to 432,099.21, 596,207.87 and 248,302.28
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Solution
The fourth proportional to 432,099.21, 596,207.87 and 248,302.28 is: 342,605.98
Step by Step Solution
- Step 1: Write the proportion equation
432,099.21 : 596,207.87 = 248,302.28 : x - Step 2: Convert to fraction form
432,099.21/596,207.87 = 248,302.28/x - Step 3: Cross multiply
432,099.21x = 596,207.87 × 248,302.28 - Step 4: Simplify right side
432,099.21x = 148,039,773,474.94 - Step 5: Solve for x
x = 148,039,773,474.94/432,099.21 - Step 6: Final answer
x = 342,605.98
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1.5x scale
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.