Finding the Fourth Proportional to 1,246,088.50, 1,869,132.56 and 299,459.23
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Solution
The fourth proportional to 1,246,088.50, 1,869,132.56 and 299,459.23 is: 449,188.79
Step by Step Solution
- Step 1: Write the proportion equation
1,246,088.50 : 1,869,132.56 = 299,459.23 : x - Step 2: Convert to fraction form
1,246,088.50/1,869,132.56 = 299,459.23/x - Step 3: Cross multiply
1,246,088.50x = 1,869,132.56 × 299,459.23 - Step 4: Simplify right side
1,246,088.50x = 559,728,987,839.87 - Step 5: Solve for x
x = 559,728,987,839.87/1,246,088.50 - Step 6: Final answer
x = 449,188.79
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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.