Finding the Fourth Proportional to 725,259.03, 1,087,212.18 and 245,152.79
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Solution
The fourth proportional to 725,259.03, 1,087,212.18 and 245,152.79 is: 367,500.56
Step by Step Solution
- Step 1: Write the proportion equation
725,259.03 : 1,087,212.18 = 245,152.79 : x - Step 2: Convert to fraction form
725,259.03/1,087,212.18 = 245,152.79/x - Step 3: Cross multiply
725,259.03x = 1,087,212.18 × 245,152.79 - Step 4: Simplify right side
725,259.03x = 266,533,098,355.90 - Step 5: Solve for x
x = 266,533,098,355.90/725,259.03 - Step 6: Final answer
x = 367,500.56
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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.