Finding the Fourth Proportional to 756,948.36, 1,044,541.02 and 434,431.44
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Solution
The fourth proportional to 756,948.36, 1,044,541.02 and 434,431.44 is: 599,488.00
Step by Step Solution
- Step 1: Write the proportion equation
756,948.36 : 1,044,541.02 = 434,431.44 : x - Step 2: Convert to fraction form
756,948.36/1,044,541.02 = 434,431.44/x - Step 3: Cross multiply
756,948.36x = 1,044,541.02 × 434,431.44 - Step 4: Simplify right side
756,948.36x = 453,781,459,457.67 - Step 5: Solve for x
x = 453,781,459,457.67/756,948.36 - Step 6: Final answer
x = 599,488.00
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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.