Finding the Fourth Proportional to 576,977.32, 864,692.36 and 449,048.08
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Solution
The fourth proportional to 576,977.32, 864,692.36 and 449,048.08 is: 672,970.03
Step by Step Solution
- Step 1: Write the proportion equation
576,977.32 : 864,692.36 = 449,048.08 : x - Step 2: Convert to fraction form
576,977.32/864,692.36 = 449,048.08/x - Step 3: Cross multiply
576,977.32x = 864,692.36 × 449,048.08 - Step 4: Simplify right side
576,977.32x = 388,288,444,048.67 - Step 5: Solve for x
x = 388,288,444,048.67/576,977.32 - Step 6: Final answer
x = 672,970.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.