Finding the Fourth Proportional to 346,967.40, 520,465.68 and 110,304.84
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Solution
The fourth proportional to 346,967.40, 520,465.68 and 110,304.84 is: 165,461.90
Step by Step Solution
- Step 1: Write the proportion equation
346,967.40 : 520,465.68 = 110,304.84 : x - Step 2: Convert to fraction form
346,967.40/520,465.68 = 110,304.84/x - Step 3: Cross multiply
346,967.40x = 520,465.68 × 110,304.84 - Step 4: Simplify right side
346,967.40x = 57,409,883,557.89 - Step 5: Solve for x
x = 57,409,883,557.89/346,967.40 - Step 6: Final answer
x = 165,461.90
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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.