Finding the Fourth Proportional to 368,602.36, 508,687.62 and 207,467.84
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Solution
The fourth proportional to 368,602.36, 508,687.62 and 207,467.84 is: 286,314.83
Step by Step Solution
- Step 1: Write the proportion equation
368,602.36 : 508,687.62 = 207,467.84 : x - Step 2: Convert to fraction form
368,602.36/508,687.62 = 207,467.84/x - Step 3: Cross multiply
368,602.36x = 508,687.62 × 207,467.84 - Step 4: Simplify right side
368,602.36x = 105,536,321,756.14 - Step 5: Solve for x
x = 105,536,321,756.14/368,602.36 - Step 6: Final answer
x = 286,314.83
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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.