Finding the Fourth Proportional to 346,117.96, 519,231.84 and 146,439.84
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Solution
The fourth proportional to 346,117.96, 519,231.84 and 146,439.84 is: 219,682.99
Step by Step Solution
- Step 1: Write the proportion equation
346,117.96 : 519,231.84 = 146,439.84 : x - Step 2: Convert to fraction form
346,117.96/519,231.84 = 146,439.84/x - Step 3: Cross multiply
346,117.96x = 519,231.84 × 146,439.84 - Step 4: Simplify right side
346,117.96x = 76,036,228,970.48 - Step 5: Solve for x
x = 76,036,228,970.48/346,117.96 - Step 6: Final answer
x = 219,682.99
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1.5x scale
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.