Finding the Fourth Proportional to 346,135.84, 519,232.92 and 109,473.28
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Solution
The fourth proportional to 346,135.84, 519,232.92 and 109,473.28 is: 164,219.14
Step by Step Solution
- Step 1: Write the proportion equation
346,135.84 : 519,232.92 = 109,473.28 : x - Step 2: Convert to fraction form
346,135.84/519,232.92 = 109,473.28/x - Step 3: Cross multiply
346,135.84x = 519,232.92 × 109,473.28 - Step 4: Simplify right side
346,135.84x = 56,842,130,836.38 - Step 5: Solve for x
x = 56,842,130,836.38/346,135.84 - Step 6: Final answer
x = 164,219.14
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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.