Finding the Fourth Proportional to 577,873.13, 797,466.20 and 319,768.79
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Solution
The fourth proportional to 577,873.13, 797,466.20 and 319,768.79 is: 441,281.63
Step by Step Solution
- Step 1: Write the proportion equation
577,873.13 : 797,466.20 = 319,768.79 : x - Step 2: Convert to fraction form
577,873.13/797,466.20 = 319,768.79/x - Step 3: Cross multiply
577,873.13x = 797,466.20 × 319,768.79 - Step 4: Simplify right side
577,873.13x = 255,004,796,253.72 - Step 5: Solve for x
x = 255,004,796,253.72/577,873.13 - Step 6: Final answer
x = 441,281.63
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.