Finding the Fourth Proportional to 259,873.83, 358,602.12 and 152,424.09
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Solution
The fourth proportional to 259,873.83, 358,602.12 and 152,424.09 is: 210,331.31
Step by Step Solution
- Step 1: Write the proportion equation
259,873.83 : 358,602.12 = 152,424.09 : x - Step 2: Convert to fraction form
259,873.83/358,602.12 = 152,424.09/x - Step 3: Cross multiply
259,873.83x = 358,602.12 × 152,424.09 - Step 4: Simplify right side
259,873.83x = 54,659,601,813.07 - Step 5: Solve for x
x = 54,659,601,813.07/259,873.83 - Step 6: Final answer
x = 210,331.31
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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.