Finding the Fourth Proportional to 732,563.80, 1,098,845.70 and 614,465.80
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Solution
The fourth proportional to 732,563.80, 1,098,845.70 and 614,465.80 is: 921,698.70
Step by Step Solution
- Step 1: Write the proportion equation
732,563.80 : 1,098,845.70 = 614,465.80 : x - Step 2: Convert to fraction form
732,563.80/1,098,845.70 = 614,465.80/x - Step 3: Cross multiply
732,563.80x = 1,098,845.70 × 614,465.80 - Step 4: Simplify right side
732,563.80x = 675,203,102,127.06 - Step 5: Solve for x
x = 675,203,102,127.06/732,563.80 - Step 6: Final answer
x = 921,698.70
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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.