Finding the Fourth Proportional to 499,237.70, 748,856.55 and 468,133.70
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Solution
The fourth proportional to 499,237.70, 748,856.55 and 468,133.70 is: 702,200.55
Step by Step Solution
- Step 1: Write the proportion equation
499,237.70 : 748,856.55 = 468,133.70 : x - Step 2: Convert to fraction form
499,237.70/748,856.55 = 468,133.70/x - Step 3: Cross multiply
499,237.70x = 748,856.55 × 468,133.70 - Step 4: Simplify right side
499,237.70x = 350,564,987,520.74 - Step 5: Solve for x
x = 350,564,987,520.74/499,237.70 - Step 6: Final answer
x = 702,200.55
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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.