Finding the Fourth Proportional to 322,207.68, 483,398.64 and 229,303.20
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Solution
The fourth proportional to 322,207.68, 483,398.64 and 229,303.20 is: 344,016.80
Step by Step Solution
- Step 1: Write the proportion equation
322,207.68 : 483,398.64 = 229,303.20 : x - Step 2: Convert to fraction form
322,207.68/483,398.64 = 229,303.20/x - Step 3: Cross multiply
322,207.68x = 483,398.64 × 229,303.20 - Step 4: Simplify right side
322,207.68x = 110,844,855,027.65 - Step 5: Solve for x
x = 110,844,855,027.65/322,207.68 - Step 6: Final answer
x = 344,016.80
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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.