Finding the Fourth Proportional to 322,365.24, 483,547.41 and 85,708.08
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Solution
The fourth proportional to 322,365.24, 483,547.41 and 85,708.08 is: 128,562.00
Step by Step Solution
- Step 1: Write the proportion equation
322,365.24 : 483,547.41 = 85,708.08 : x - Step 2: Convert to fraction form
322,365.24/483,547.41 = 85,708.08/x - Step 3: Cross multiply
322,365.24x = 483,547.41 × 85,708.08 - Step 4: Simplify right side
322,365.24x = 41,443,920,100.07 - Step 5: Solve for x
x = 41,443,920,100.07/322,365.24 - Step 6: Final answer
x = 128,562.00
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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.