Finding the Fourth Proportional to 391,835.71, 587,750.98 and 107,504.02
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Solution
The fourth proportional to 391,835.71, 587,750.98 and 107,504.02 is: 161,255.32
Step by Step Solution
- Step 1: Write the proportion equation
391,835.71 : 587,750.98 = 107,504.02 : x - Step 2: Convert to fraction form
391,835.71/587,750.98 = 107,504.02/x - Step 3: Cross multiply
391,835.71x = 587,750.98 × 107,504.02 - Step 4: Simplify right side
391,835.71x = 63,185,593,108.94 - Step 5: Solve for x
x = 63,185,593,108.94/391,835.71 - Step 6: Final answer
x = 161,255.32
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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.