Finding the Fourth Proportional to 414,441.88, 571,897.08 and 233,117.70
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Solution
The fourth proportional to 414,441.88, 571,897.08 and 233,117.70 is: 321,684.02
Step by Step Solution
- Step 1: Write the proportion equation
414,441.88 : 571,897.08 = 233,117.70 : x - Step 2: Convert to fraction form
414,441.88/571,897.08 = 233,117.70/x - Step 3: Cross multiply
414,441.88x = 571,897.08 × 233,117.70 - Step 4: Simplify right side
414,441.88x = 133,319,331,926.32 - Step 5: Solve for x
x = 133,319,331,926.32/414,441.88 - Step 6: Final answer
x = 321,684.02
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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.