Finding the Fourth Proportional to 340,014.58, 469,201.57 and 187,028.08
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Solution
The fourth proportional to 340,014.58, 469,201.57 and 187,028.08 is: 258,088.55
Step by Step Solution
- Step 1: Write the proportion equation
340,014.58 : 469,201.57 = 187,028.08 : x - Step 2: Convert to fraction form
340,014.58/469,201.57 = 187,028.08/x - Step 3: Cross multiply
340,014.58x = 469,201.57 × 187,028.08 - Step 4: Simplify right side
340,014.58x = 87,753,868,770.09 - Step 5: Solve for x
x = 87,753,868,770.09/340,014.58 - Step 6: Final answer
x = 258,088.55
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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.