Finding the Fourth Proportional to 834,069.84, 1,251,104.89 and 202,983.65
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Solution
The fourth proportional to 834,069.84, 1,251,104.89 and 202,983.65 is: 304,475.51
Step by Step Solution
- Step 1: Write the proportion equation
834,069.84 : 1,251,104.89 = 202,983.65 : x - Step 2: Convert to fraction form
834,069.84/1,251,104.89 = 202,983.65/x - Step 3: Cross multiply
834,069.84x = 1,251,104.89 × 202,983.65 - Step 4: Simplify right side
834,069.84x = 253,953,837,105.05 - Step 5: Solve for x
x = 253,953,837,105.05/834,069.84 - Step 6: Final answer
x = 304,475.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.