Finding the Fourth Proportional to 394,529.60, 590,919.60 and 157,750.40
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Solution
The fourth proportional to 394,529.60, 590,919.60 and 157,750.40 is: 236,275.82
Step by Step Solution
- Step 1: Write the proportion equation
394,529.60 : 590,919.60 = 157,750.40 : x - Step 2: Convert to fraction form
394,529.60/590,919.60 = 157,750.40/x - Step 3: Cross multiply
394,529.60x = 590,919.60 × 157,750.40 - Step 4: Simplify right side
394,529.60x = 93,217,803,267.84 - Step 5: Solve for x
x = 93,217,803,267.84/394,529.60 - Step 6: Final answer
x = 236,275.82
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.