Finding the Fourth Proportional to 735,206.80, 1,102,810.20 and 499,277.20
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Solution
The fourth proportional to 735,206.80, 1,102,810.20 and 499,277.20 is: 748,915.80
Step by Step Solution
- Step 1: Write the proportion equation
735,206.80 : 1,102,810.20 = 499,277.20 : x - Step 2: Convert to fraction form
735,206.80/1,102,810.20 = 499,277.20/x - Step 3: Cross multiply
735,206.80x = 1,102,810.20 × 499,277.20 - Step 4: Simplify right side
735,206.80x = 550,607,988,787.44 - Step 5: Solve for x
x = 550,607,988,787.44/735,206.80 - Step 6: Final answer
x = 748,915.80
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1.5x scale
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.