Finding the Fourth Proportional to 437,329.64, 603,496.26 and 243,727.05
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Solution
The fourth proportional to 437,329.64, 603,496.26 and 243,727.05 is: 336,332.94
Step by Step Solution
- Step 1: Write the proportion equation
437,329.64 : 603,496.26 = 243,727.05 : x - Step 2: Convert to fraction form
437,329.64/603,496.26 = 243,727.05/x - Step 3: Cross multiply
437,329.64x = 603,496.26 × 243,727.05 - Step 4: Simplify right side
437,329.64x = 147,088,363,135.83 - Step 5: Solve for x
x = 147,088,363,135.83/437,329.64 - Step 6: Final answer
x = 336,332.94
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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.