Finding the Fourth Proportional to 895,184.18, 1,235,369.91 and 487,297.70
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Solution
The fourth proportional to 895,184.18, 1,235,369.91 and 487,297.70 is: 672,479.39
Step by Step Solution
- Step 1: Write the proportion equation
895,184.18 : 1,235,369.91 = 487,297.70 : x - Step 2: Convert to fraction form
895,184.18/1,235,369.91 = 487,297.70/x - Step 3: Cross multiply
895,184.18x = 1,235,369.91 × 487,297.70 - Step 4: Simplify right side
895,184.18x = 601,992,907,178.87 - Step 5: Solve for x
x = 601,992,907,178.87/895,184.18 - Step 6: Final answer
x = 672,479.39
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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.