Finding the Fourth Proportional to 897,599.21, 1,238,517.68 and 535,056.84
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Solution
The fourth proportional to 897,599.21, 1,238,517.68 and 535,056.84 is: 738,277.56
Step by Step Solution
- Step 1: Write the proportion equation
897,599.21 : 1,238,517.68 = 535,056.84 : x - Step 2: Convert to fraction form
897,599.21/1,238,517.68 = 535,056.84/x - Step 3: Cross multiply
897,599.21x = 1,238,517.68 × 535,056.84 - Step 4: Simplify right side
897,599.21x = 662,677,353,469.65 - Step 5: Solve for x
x = 662,677,353,469.65/897,599.21 - Step 6: Final answer
x = 738,277.56
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1.5x scale
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.