Finding the Fourth Proportional to 652,124.26, 899,983.65 and 361,764.49
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Solution
The fourth proportional to 652,124.26, 899,983.65 and 361,764.49 is: 499,263.94
Step by Step Solution
- Step 1: Write the proportion equation
652,124.26 : 899,983.65 = 361,764.49 : x - Step 2: Convert to fraction form
652,124.26/899,983.65 = 361,764.49/x - Step 3: Cross multiply
652,124.26x = 899,983.65 × 361,764.49 - Step 4: Simplify right side
652,124.26x = 325,582,126,150.59 - Step 5: Solve for x
x = 325,582,126,150.59/652,124.26 - Step 6: Final answer
x = 499,263.94
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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.