Finding the Fourth Proportional to 409,133.06, 564,599.07 and 227,841.02
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Solution
The fourth proportional to 409,133.06, 564,599.07 and 227,841.02 is: 314,418.07
Step by Step Solution
- Step 1: Write the proportion equation
409,133.06 : 564,599.07 = 227,841.02 : x - Step 2: Convert to fraction form
409,133.06/564,599.07 = 227,841.02/x - Step 3: Cross multiply
409,133.06x = 564,599.07 × 227,841.02 - Step 4: Simplify right side
409,133.06x = 128,638,827,999.85 - Step 5: Solve for x
x = 128,638,827,999.85/409,133.06 - Step 6: Final answer
x = 314,418.07
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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.