Finding the Fourth Proportional to 895,122.36, 1,235,295.14 and 487,250.81
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Solution
The fourth proportional to 895,122.36, 1,235,295.14 and 487,250.81 is: 672,420.42
Step by Step Solution
- Step 1: Write the proportion equation
895,122.36 : 1,235,295.14 = 487,250.81 : x - Step 2: Convert to fraction form
895,122.36/1,235,295.14 = 487,250.81/x - Step 3: Cross multiply
895,122.36x = 1,235,295.14 × 487,250.81 - Step 4: Simplify right side
895,122.36x = 601,898,558,206.05 - Step 5: Solve for x
x = 601,898,558,206.05/895,122.36 - Step 6: Final answer
x = 672,420.42
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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.