Finding the Fourth Proportional to 895,133.14, 1,235,316.32 and 487,215.26
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Solution
The fourth proportional to 895,133.14, 1,235,316.32 and 487,215.26 is: 672,374.80
Step by Step Solution
- Step 1: Write the proportion equation
895,133.14 : 1,235,316.32 = 487,215.26 : x - Step 2: Convert to fraction form
895,133.14/1,235,316.32 = 487,215.26/x - Step 3: Cross multiply
895,133.14x = 1,235,316.32 × 487,215.26 - Step 4: Simplify right side
895,133.14x = 601,864,959,877.88 - Step 5: Solve for x
x = 601,864,959,877.88/895,133.14 - Step 6: Final answer
x = 672,374.80
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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.