Finding the Fourth Proportional to 637,749.91, 956,742.59 and 263,802.07
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Solution
The fourth proportional to 637,749.91, 956,742.59 and 263,802.07 is: 395,751.80
Step by Step Solution
- Step 1: Write the proportion equation
637,749.91 : 956,742.59 = 263,802.07 : x - Step 2: Convert to fraction form
637,749.91/956,742.59 = 263,802.07/x - Step 3: Cross multiply
637,749.91x = 956,742.59 × 263,802.07 - Step 4: Simplify right side
637,749.91x = 252,390,675,699.16 - Step 5: Solve for x
x = 252,390,675,699.16/637,749.91 - Step 6: Final answer
x = 395,751.80
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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.