Finding the Fourth Proportional to 572,956.40, 859,564.20 and 336,177.20
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Solution
The fourth proportional to 572,956.40, 859,564.20 and 336,177.20 is: 504,341.84
Step by Step Solution
- Step 1: Write the proportion equation
572,956.40 : 859,564.20 = 336,177.20 : x - Step 2: Convert to fraction form
572,956.40/859,564.20 = 336,177.20/x - Step 3: Cross multiply
572,956.40x = 859,564.20 × 336,177.20 - Step 4: Simplify right side
572,956.40x = 288,965,885,976.24 - Step 5: Solve for x
x = 288,965,885,976.24/572,956.40 - Step 6: Final answer
x = 504,341.84
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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.