Finding the Fourth Proportional to 397,102.13, 595,726.99 and 130,881.35
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Solution
The fourth proportional to 397,102.13, 595,726.99 and 130,881.35 is: 196,346.34
Step by Step Solution
- Step 1: Write the proportion equation
397,102.13 : 595,726.99 = 130,881.35 : x - Step 2: Convert to fraction form
397,102.13/595,726.99 = 130,881.35/x - Step 3: Cross multiply
397,102.13x = 595,726.99 × 130,881.35 - Step 4: Simplify right side
397,102.13x = 77,969,549,704.00 - Step 5: Solve for x
x = 77,969,549,704.00/397,102.13 - Step 6: Final answer
x = 196,346.34
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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.