Finding the Fourth Proportional to 577,865.21, 797,410.68 and 323,167.19
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Solution
The fourth proportional to 577,865.21, 797,410.68 and 323,167.19 is: 445,946.50
Step by Step Solution
- Step 1: Write the proportion equation
577,865.21 : 797,410.68 = 323,167.19 : x - Step 2: Convert to fraction form
577,865.21/797,410.68 = 323,167.19/x - Step 3: Cross multiply
577,865.21x = 797,410.68 × 323,167.19 - Step 4: Simplify right side
577,865.21x = 257,696,967,545.98 - Step 5: Solve for x
x = 257,696,967,545.98/577,865.21 - Step 6: Final answer
x = 445,946.50
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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.