Finding the Fourth Proportional to 705,197.52, 973,035.72 and 418,807.44
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Solution
The fourth proportional to 705,197.52, 973,035.72 and 418,807.44 is: 577,872.99
Step by Step Solution
- Step 1: Write the proportion equation
705,197.52 : 973,035.72 = 418,807.44 : x - Step 2: Convert to fraction form
705,197.52/973,035.72 = 418,807.44/x - Step 3: Cross multiply
705,197.52x = 973,035.72 × 418,807.44 - Step 4: Simplify right side
705,197.52x = 407,514,598,921.76 - Step 5: Solve for x
x = 407,514,598,921.76/705,197.52 - Step 6: Final answer
x = 577,872.99
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1.5x scale
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.