Finding the Fourth Proportional to 261,558.99, 358,593.01 and 256,835.07
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Solution
The fourth proportional to 261,558.99, 358,593.01 and 256,835.07 is: 352,116.59
Step by Step Solution
- Step 1: Write the proportion equation
261,558.99 : 358,593.01 = 256,835.07 : x - Step 2: Convert to fraction form
261,558.99/358,593.01 = 256,835.07/x - Step 3: Cross multiply
261,558.99x = 358,593.01 × 256,835.07 - Step 4: Simplify right side
261,558.99x = 92,099,260,182.77 - Step 5: Solve for x
x = 92,099,260,182.77/261,558.99 - Step 6: Final answer
x = 352,116.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.