Finding the Fourth Proportional to 375,292.13, 517,904.10 and 203,212.13
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Solution
The fourth proportional to 375,292.13, 517,904.10 and 203,212.13 is: 280,433.26
Step by Step Solution
- Step 1: Write the proportion equation
375,292.13 : 517,904.10 = 203,212.13 : x - Step 2: Convert to fraction form
375,292.13/517,904.10 = 203,212.13/x - Step 3: Cross multiply
375,292.13x = 517,904.10 × 203,212.13 - Step 4: Simplify right side
375,292.13x = 105,244,392,707.21 - Step 5: Solve for x
x = 105,244,392,707.21/375,292.13 - Step 6: Final answer
x = 280,433.26
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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.