Finding the Fourth Proportional to 482,734.08, 723,887.28 and 258,040.08
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Solution
The fourth proportional to 482,734.08, 723,887.28 and 258,040.08 is: 386,945.81
Step by Step Solution
- Step 1: Write the proportion equation
482,734.08 : 723,887.28 = 258,040.08 : x - Step 2: Convert to fraction form
482,734.08/723,887.28 = 258,040.08/x - Step 3: Cross multiply
482,734.08x = 723,887.28 × 258,040.08 - Step 4: Simplify right side
482,734.08x = 186,791,931,642.18 - Step 5: Solve for x
x = 186,791,931,642.18/482,734.08 - Step 6: Final answer
x = 386,945.81
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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.