Finding the Fourth Proportional to 439,202.08, 606,099.18 and 237,998.08
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Solution
The fourth proportional to 439,202.08, 606,099.18 and 237,998.08 is: 328,437.52
Step by Step Solution
- Step 1: Write the proportion equation
439,202.08 : 606,099.18 = 237,998.08 : x - Step 2: Convert to fraction form
439,202.08/606,099.18 = 237,998.08/x - Step 3: Cross multiply
439,202.08x = 606,099.18 × 237,998.08 - Step 4: Simplify right side
439,202.08x = 144,250,441,129.57 - Step 5: Solve for x
x = 144,250,441,129.57/439,202.08 - Step 6: Final answer
x = 328,437.52
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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.