Finding the Fourth Proportional to 563,572.21, 843,362.80 and 350,440.49
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Solution
The fourth proportional to 563,572.21, 843,362.80 and 350,440.49 is: 524,419.88
Step by Step Solution
- Step 1: Write the proportion equation
563,572.21 : 843,362.80 = 350,440.49 : x - Step 2: Convert to fraction form
563,572.21/843,362.80 = 350,440.49/x - Step 3: Cross multiply
563,572.21x = 843,362.80 × 350,440.49 - Step 4: Simplify right side
563,572.21x = 295,548,472,879.77 - Step 5: Solve for x
x = 295,548,472,879.77/563,572.21 - Step 6: Final answer
x = 524,419.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.