Finding the Fourth Proportional to 368,506.28, 508,548.58 and 207,367.04
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Solution
The fourth proportional to 368,506.28, 508,548.58 and 207,367.04 is: 286,172.09
Step by Step Solution
- Step 1: Write the proportion equation
368,506.28 : 508,548.58 = 207,367.04 : x - Step 2: Convert to fraction form
368,506.28/508,548.58 = 207,367.04/x - Step 3: Cross multiply
368,506.28x = 508,548.58 × 207,367.04 - Step 4: Simplify right side
368,506.28x = 105,456,213,730.80 - Step 5: Solve for x
x = 105,456,213,730.80/368,506.28 - Step 6: Final answer
x = 286,172.09
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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.