Finding the Fourth Proportional to 561,826.44, 775,130.58 and 319,937.49
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Solution
The fourth proportional to 561,826.44, 775,130.58 and 319,937.49 is: 441,405.59
Step by Step Solution
- Step 1: Write the proportion equation
561,826.44 : 775,130.58 = 319,937.49 : x - Step 2: Convert to fraction form
561,826.44/775,130.58 = 319,937.49/x - Step 3: Cross multiply
561,826.44x = 775,130.58 × 319,937.49 - Step 4: Simplify right side
561,826.44x = 247,993,332,187.44 - Step 5: Solve for x
x = 247,993,332,187.44/561,826.44 - Step 6: Final answer
x = 441,405.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.