Finding the Fourth Proportional to 975,976.58, 1,461,832.74 and 405,628.44
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Solution
The fourth proportional to 975,976.58, 1,461,832.74 and 405,628.44 is: 607,556.52
Step by Step Solution
- Step 1: Write the proportion equation
975,976.58 : 1,461,832.74 = 405,628.44 : x - Step 2: Convert to fraction form
975,976.58/1,461,832.74 = 405,628.44/x - Step 3: Cross multiply
975,976.58x = 1,461,832.74 × 405,628.44 - Step 4: Simplify right side
975,976.58x = 592,960,933,867.13 - Step 5: Solve for x
x = 592,960,933,867.13/975,976.58 - Step 6: Final answer
x = 607,556.52
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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.