Finding the Fourth Proportional to 756,871.26, 1,044,459.99 and 417,339.42
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Solution
The fourth proportional to 756,871.26, 1,044,459.99 and 417,339.42 is: 575,916.08
Step by Step Solution
- Step 1: Write the proportion equation
756,871.26 : 1,044,459.99 = 417,339.42 : x - Step 2: Convert to fraction form
756,871.26/1,044,459.99 = 417,339.42/x - Step 3: Cross multiply
756,871.26x = 1,044,459.99 × 417,339.42 - Step 4: Simplify right side
756,871.26x = 435,894,326,439.81 - Step 5: Solve for x
x = 435,894,326,439.81/756,871.26 - Step 6: Final answer
x = 575,916.08
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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.