Finding the Fourth Proportional to 765,341.10, 1,148,177.70 and 232,848.28
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Solution
The fourth proportional to 765,341.10, 1,148,177.70 and 232,848.28 is: 349,322.94
Step by Step Solution
- Step 1: Write the proportion equation
765,341.10 : 1,148,177.70 = 232,848.28 : x - Step 2: Convert to fraction form
765,341.10/1,148,177.70 = 232,848.28/x - Step 3: Cross multiply
765,341.10x = 1,148,177.70 × 232,848.28 - Step 4: Simplify right side
765,341.10x = 267,351,204,014.58 - Step 5: Solve for x
x = 267,351,204,014.58/765,341.10 - Step 6: Final answer
x = 349,322.94
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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.