Finding the Fourth Proportional to 609,905.30, 841,674.24 and 337,977.72
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Solution
The fourth proportional to 609,905.30, 841,674.24 and 337,977.72 is: 466,411.99
Step by Step Solution
- Step 1: Write the proportion equation
609,905.30 : 841,674.24 = 337,977.72 : x - Step 2: Convert to fraction form
609,905.30/841,674.24 = 337,977.72/x - Step 3: Cross multiply
609,905.30x = 841,674.24 × 337,977.72 - Step 4: Simplify right side
609,905.30x = 284,467,140,617.93 - Step 5: Solve for x
x = 284,467,140,617.93/609,905.30 - Step 6: Final answer
x = 466,411.99
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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.