Finding the Fourth Proportional to 593,395.76, 889,884.12 and 256,422.80
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Solution
The fourth proportional to 593,395.76, 889,884.12 and 256,422.80 is: 384,543.66
Step by Step Solution
- Step 1: Write the proportion equation
593,395.76 : 889,884.12 = 256,422.80 : x - Step 2: Convert to fraction form
593,395.76/889,884.12 = 256,422.80/x - Step 3: Cross multiply
593,395.76x = 889,884.12 × 256,422.80 - Step 4: Simplify right side
593,395.76x = 228,186,577,725.94 - Step 5: Solve for x
x = 228,186,577,725.94/593,395.76 - Step 6: Final answer
x = 384,543.66
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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.