Finding the Fourth Proportional to 887,145.41, 1,222,985.99 and 632,053.73
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Solution
The fourth proportional to 887,145.41, 1,222,985.99 and 632,053.73 is: 871,326.00
Step by Step Solution
- Step 1: Write the proportion equation
887,145.41 : 1,222,985.99 = 632,053.73 : x - Step 2: Convert to fraction form
887,145.41/1,222,985.99 = 632,053.73/x - Step 3: Cross multiply
887,145.41x = 1,222,985.99 × 632,053.73 - Step 4: Simplify right side
887,145.41x = 772,992,861,354.84 - Step 5: Solve for x
x = 772,992,861,354.84/887,145.41 - Step 6: Final answer
x = 871,326.00
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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.