Finding the Fourth Proportional to 566,485.63, 781,760.12 and 308,369.99
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Solution
The fourth proportional to 566,485.63, 781,760.12 and 308,369.99 is: 425,556.01
Step by Step Solution
- Step 1: Write the proportion equation
566,485.63 : 781,760.12 = 308,369.99 : x - Step 2: Convert to fraction form
566,485.63/781,760.12 = 308,369.99/x - Step 3: Cross multiply
566,485.63x = 781,760.12 × 308,369.99 - Step 4: Simplify right side
566,485.63x = 241,071,360,799.35 - Step 5: Solve for x
x = 241,071,360,799.35/566,485.63 - Step 6: Final answer
x = 425,556.01
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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.