Finding the Fourth Proportional to 629,207.28, 942,877.62 and 462,178.80
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Solution
The fourth proportional to 629,207.28, 942,877.62 and 462,178.80 is: 692,582.65
Step by Step Solution
- Step 1: Write the proportion equation
629,207.28 : 942,877.62 = 462,178.80 : x - Step 2: Convert to fraction form
629,207.28/942,877.62 = 462,178.80/x - Step 3: Cross multiply
629,207.28x = 942,877.62 × 462,178.80 - Step 4: Simplify right side
629,207.28x = 435,778,046,958.46 - Step 5: Solve for x
x = 435,778,046,958.46/629,207.28 - Step 6: Final answer
x = 692,582.65
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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.