Finding the Fourth Proportional to 755,331.24, 1,132,582.74 and 299,460.66
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Solution
The fourth proportional to 755,331.24, 1,132,582.74 and 299,460.66 is: 449,026.81
Step by Step Solution
- Step 1: Write the proportion equation
755,331.24 : 1,132,582.74 = 299,460.66 : x - Step 2: Convert to fraction form
755,331.24/1,132,582.74 = 299,460.66/x - Step 3: Cross multiply
755,331.24x = 1,132,582.74 × 299,460.66 - Step 4: Simplify right side
755,331.24x = 339,163,974,825.01 - Step 5: Solve for x
x = 339,163,974,825.01/755,331.24 - Step 6: Final answer
x = 449,026.81
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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.