Finding the Fourth Proportional to 402,627.06, 603,565.16 and 136,202.18
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Solution
The fourth proportional to 402,627.06, 603,565.16 and 136,202.18 is: 204,176.26
Step by Step Solution
- Step 1: Write the proportion equation
402,627.06 : 603,565.16 = 136,202.18 : x - Step 2: Convert to fraction form
402,627.06/603,565.16 = 136,202.18/x - Step 3: Cross multiply
402,627.06x = 603,565.16 × 136,202.18 - Step 4: Simplify right side
402,627.06x = 82,206,886,865.21 - Step 5: Solve for x
x = 82,206,886,865.21/402,627.06 - Step 6: Final answer
x = 204,176.26
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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.