Finding the Fourth Proportional to 266,364.87, 367,594.70 and 153,187.71
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Solution
The fourth proportional to 266,364.87, 367,594.70 and 153,187.71 is: 211,405.47
Step by Step Solution
- Step 1: Write the proportion equation
266,364.87 : 367,594.70 = 153,187.71 : x - Step 2: Convert to fraction form
266,364.87/367,594.70 = 153,187.71/x - Step 3: Cross multiply
266,364.87x = 367,594.70 × 153,187.71 - Step 4: Simplify right side
266,364.87x = 56,310,989,535.20 - Step 5: Solve for x
x = 56,310,989,535.20/266,364.87 - Step 6: Final answer
x = 211,405.47
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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.