Finding the Fourth Proportional to 677,263.14, 934,301.52 and 405,276.48
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Solution
The fourth proportional to 677,263.14, 934,301.52 and 405,276.48 is: 559,089.09
Step by Step Solution
- Step 1: Write the proportion equation
677,263.14 : 934,301.52 = 405,276.48 : x - Step 2: Convert to fraction form
677,263.14/934,301.52 = 405,276.48/x - Step 3: Cross multiply
677,263.14x = 934,301.52 × 405,276.48 - Step 4: Simplify right side
677,263.14x = 378,650,431,284.25 - Step 5: Solve for x
x = 378,650,431,284.25/677,263.14 - Step 6: Final answer
x = 559,089.09
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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.