Finding the Fourth Proportional to 302,652.97, 417,644.95 and 173,584.74
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Solution
The fourth proportional to 302,652.97, 417,644.95 and 173,584.74 is: 239,537.67
Step by Step Solution
- Step 1: Write the proportion equation
302,652.97 : 417,644.95 = 173,584.74 : x - Step 2: Convert to fraction form
302,652.97/417,644.95 = 173,584.74/x - Step 3: Cross multiply
302,652.97x = 417,644.95 × 173,584.74 - Step 4: Simplify right side
302,652.97x = 72,496,787,969.84 - Step 5: Solve for x
x = 72,496,787,969.84/302,652.97 - Step 6: Final answer
x = 239,537.67
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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.