Finding the Fourth Proportional to 895,335.31, 1,235,565.93 and 487,441.99
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Solution
The fourth proportional to 895,335.31, 1,235,565.93 and 487,441.99 is: 672,671.69
Step by Step Solution
- Step 1: Write the proportion equation
895,335.31 : 1,235,565.93 = 487,441.99 : x - Step 2: Convert to fraction form
895,335.31/1,235,565.93 = 487,441.99/x - Step 3: Cross multiply
895,335.31x = 1,235,565.93 × 487,441.99 - Step 4: Simplify right side
895,335.31x = 602,266,715,695.40 - Step 5: Solve for x
x = 602,266,715,695.40/895,335.31 - Step 6: Final answer
x = 672,671.69
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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.