Finding the Fourth Proportional to 575,335.87, 863,004.41 and 310,778.53
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Solution
The fourth proportional to 575,335.87, 863,004.41 and 310,778.53 is: 466,168.12
Step by Step Solution
- Step 1: Write the proportion equation
575,335.87 : 863,004.41 = 310,778.53 : x - Step 2: Convert to fraction form
575,335.87/863,004.41 = 310,778.53/x - Step 3: Cross multiply
575,335.87x = 863,004.41 × 310,778.53 - Step 4: Simplify right side
575,335.87x = 268,203,242,700.26 - Step 5: Solve for x
x = 268,203,242,700.26/575,335.87 - Step 6: Final answer
x = 466,168.12
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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.