Finding the Fourth Proportional to 449,709.58, 620,623.25 and 258,752.08
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Solution
The fourth proportional to 449,709.58, 620,623.25 and 258,752.08 is: 357,091.70
Step by Step Solution
- Step 1: Write the proportion equation
449,709.58 : 620,623.25 = 258,752.08 : x - Step 2: Convert to fraction form
449,709.58/620,623.25 = 258,752.08/x - Step 3: Cross multiply
449,709.58x = 620,623.25 × 258,752.08 - Step 4: Simplify right side
449,709.58x = 160,587,556,833.86 - Step 5: Solve for x
x = 160,587,556,833.86/449,709.58 - Step 6: Final answer
x = 357,091.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.