Finding the Fourth Proportional to 652,124.76, 899,984.34 and 361,764.99
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Solution
The fourth proportional to 652,124.76, 899,984.34 and 361,764.99 is: 499,264.63
Step by Step Solution
- Step 1: Write the proportion equation
652,124.76 : 899,984.34 = 361,764.99 : x - Step 2: Convert to fraction form
652,124.76/899,984.34 = 361,764.99/x - Step 3: Cross multiply
652,124.76x = 899,984.34 × 361,764.99 - Step 4: Simplify right side
652,124.76x = 325,582,825,760.26 - Step 5: Solve for x
x = 325,582,825,760.26/652,124.76 - Step 6: Final answer
x = 499,264.63
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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.