Finding the Fourth Proportional to 561,004.18, 774,083.18 and 331,598.81
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Solution
The fourth proportional to 561,004.18, 774,083.18 and 331,598.81 is: 457,545.73
Step by Step Solution
- Step 1: Write the proportion equation
561,004.18 : 774,083.18 = 331,598.81 : x - Step 2: Convert to fraction form
561,004.18/774,083.18 = 331,598.81/x - Step 3: Cross multiply
561,004.18x = 774,083.18 × 331,598.81 - Step 4: Simplify right side
561,004.18x = 256,685,064,093.22 - Step 5: Solve for x
x = 256,685,064,093.22/561,004.18 - Step 6: Final answer
x = 457,545.73
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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.