Finding the Fourth Proportional to 735,220.80, 1,102,831.20 and 236,584.80
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Solution
The fourth proportional to 735,220.80, 1,102,831.20 and 236,584.80 is: 354,877.20
Step by Step Solution
- Step 1: Write the proportion equation
735,220.80 : 1,102,831.20 = 236,584.80 : x - Step 2: Convert to fraction form
735,220.80/1,102,831.20 = 236,584.80/x - Step 3: Cross multiply
735,220.80x = 1,102,831.20 × 236,584.80 - Step 4: Simplify right side
735,220.80x = 260,913,098,885.76 - Step 5: Solve for x
x = 260,913,098,885.76/735,220.80 - Step 6: Final answer
x = 354,877.20
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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.