Finding the Fourth Proportional to 368,171.98, 508,080.36 and 207,025.62
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Solution
The fourth proportional to 368,171.98, 508,080.36 and 207,025.62 is: 285,697.06
Step by Step Solution
- Step 1: Write the proportion equation
368,171.98 : 508,080.36 = 207,025.62 : x - Step 2: Convert to fraction form
368,171.98/508,080.36 = 207,025.62/x - Step 3: Cross multiply
368,171.98x = 508,080.36 × 207,025.62 - Step 4: Simplify right side
368,171.98x = 105,185,650,409.87 - Step 5: Solve for x
x = 105,185,650,409.87/368,171.98 - Step 6: Final answer
x = 285,697.06
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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.