Finding the Fourth Proportional to 346,306.14, 519,248.97 and 135,691.74
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Solution
The fourth proportional to 346,306.14, 519,248.97 and 135,691.74 is: 203,455.23
Step by Step Solution
- Step 1: Write the proportion equation
346,306.14 : 519,248.97 = 135,691.74 : x - Step 2: Convert to fraction form
346,306.14/519,248.97 = 135,691.74/x - Step 3: Cross multiply
346,306.14x = 519,248.97 × 135,691.74 - Step 4: Simplify right side
346,306.14x = 70,457,796,232.51 - Step 5: Solve for x
x = 70,457,796,232.51/346,306.14 - Step 6: Final answer
x = 203,455.23
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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.