Finding the Fourth Proportional to 304,831.17, 457,530.44 and 155,183.49
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Solution
The fourth proportional to 304,831.17, 457,530.44 and 155,183.49 is: 232,919.65
Step by Step Solution
- Step 1: Write the proportion equation
304,831.17 : 457,530.44 = 155,183.49 : x - Step 2: Convert to fraction form
304,831.17/457,530.44 = 155,183.49/x - Step 3: Cross multiply
304,831.17x = 457,530.44 × 155,183.49 - Step 4: Simplify right side
304,831.17x = 71,001,169,684.52 - Step 5: Solve for x
x = 71,001,169,684.52/304,831.17 - Step 6: Final answer
x = 232,919.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.