Finding the Fourth Proportional to 320,803.23, 442,729.08 and 184,834.74
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Solution
The fourth proportional to 320,803.23, 442,729.08 and 184,834.74 is: 255,083.82
Step by Step Solution
- Step 1: Write the proportion equation
320,803.23 : 442,729.08 = 184,834.74 : x - Step 2: Convert to fraction form
320,803.23/442,729.08 = 184,834.74/x - Step 3: Cross multiply
320,803.23x = 442,729.08 × 184,834.74 - Step 4: Simplify right side
320,803.23x = 81,831,714,392.24 - Step 5: Solve for x
x = 81,831,714,392.24/320,803.23 - Step 6: Final answer
x = 255,083.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.