Finding the Fourth Proportional to 531,896.12, 733,943.95 and 305,541.56
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Solution
The fourth proportional to 531,896.12, 733,943.95 and 305,541.56 is: 421,605.59
Step by Step Solution
- Step 1: Write the proportion equation
531,896.12 : 733,943.95 = 305,541.56 : x - Step 2: Convert to fraction form
531,896.12/733,943.95 = 305,541.56/x - Step 3: Cross multiply
531,896.12x = 733,943.95 × 305,541.56 - Step 4: Simplify right side
531,896.12x = 224,250,374,238.13 - Step 5: Solve for x
x = 224,250,374,238.13/531,896.12 - Step 6: Final answer
x = 421,605.59
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.