Finding the Fourth Proportional to 413,660.40, 570,810.84 and 232,330.80
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Solution
The fourth proportional to 413,660.40, 570,810.84 and 232,330.80 is: 320,593.75
Step by Step Solution
- Step 1: Write the proportion equation
413,660.40 : 570,810.84 = 232,330.80 : x - Step 2: Convert to fraction form
413,660.40/570,810.84 = 232,330.80/x - Step 3: Cross multiply
413,660.40x = 570,810.84 × 232,330.80 - Step 4: Simplify right side
413,660.40x = 132,616,939,105.87 - Step 5: Solve for x
x = 132,616,939,105.87/413,660.40 - Step 6: Final answer
x = 320,593.75
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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.