Finding the Fourth Proportional to 1,088,572.70, 1,632,862.84 and 330,420.58
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Solution
The fourth proportional to 1,088,572.70, 1,632,862.84 and 330,420.58 is: 495,632.02
Step by Step Solution
- Step 1: Write the proportion equation
1,088,572.70 : 1,632,862.84 = 330,420.58 : x - Step 2: Convert to fraction form
1,088,572.70/1,632,862.84 = 330,420.58/x - Step 3: Cross multiply
1,088,572.70x = 1,632,862.84 × 330,420.58 - Step 4: Simplify right side
1,088,572.70x = 539,531,486,653.25 - Step 5: Solve for x
x = 539,531,486,653.25/1,088,572.70 - Step 6: Final answer
x = 495,632.02
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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.