Finding the Fourth Proportional to 297,953.66, 411,157.63 and 167,124.12
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Solution
The fourth proportional to 297,953.66, 411,157.63 and 167,124.12 is: 230,620.95
Step by Step Solution
- Step 1: Write the proportion equation
297,953.66 : 411,157.63 = 167,124.12 : x - Step 2: Convert to fraction form
297,953.66/411,157.63 = 167,124.12/x - Step 3: Cross multiply
297,953.66x = 411,157.63 × 167,124.12 - Step 4: Simplify right side
297,953.66x = 68,714,355,762.10 - Step 5: Solve for x
x = 68,714,355,762.10/297,953.66 - Step 6: Final answer
x = 230,620.95
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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.