Finding the Fourth Proportional to 346,720.44, 519,192.72 and 239,956.56
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Solution
The fourth proportional to 346,720.44, 519,192.72 and 239,956.56 is: 359,320.32
Step by Step Solution
- Step 1: Write the proportion equation
346,720.44 : 519,192.72 = 239,956.56 : x - Step 2: Convert to fraction form
346,720.44/519,192.72 = 239,956.56/x - Step 3: Cross multiply
346,720.44x = 519,192.72 × 239,956.56 - Step 4: Simplify right side
346,720.44x = 124,583,699,068.24 - Step 5: Solve for x
x = 124,583,699,068.24/346,720.44 - Step 6: Final answer
x = 359,320.32
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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.