Finding the Fourth Proportional to 731,510.01, 1,009,485.29 and 409,225.48
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Solution
The fourth proportional to 731,510.01, 1,009,485.29 and 409,225.48 is: 564,731.99
Step by Step Solution
- Step 1: Write the proportion equation
731,510.01 : 1,009,485.29 = 409,225.48 : x - Step 2: Convert to fraction form
731,510.01/1,009,485.29 = 409,225.48/x - Step 3: Cross multiply
731,510.01x = 1,009,485.29 × 409,225.48 - Step 4: Simplify right side
731,510.01x = 413,107,102,353.19 - Step 5: Solve for x
x = 413,107,102,353.19/731,510.01 - Step 6: Final answer
x = 564,731.99
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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.