Finding the Fourth Proportional to 302,579.80, 453,869.70 and 184,481.80
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Solution
The fourth proportional to 302,579.80, 453,869.70 and 184,481.80 is: 276,722.70
Step by Step Solution
- Step 1: Write the proportion equation
302,579.80 : 453,869.70 = 184,481.80 : x - Step 2: Convert to fraction form
302,579.80/453,869.70 = 184,481.80/x - Step 3: Cross multiply
302,579.80x = 453,869.70 × 184,481.80 - Step 4: Simplify right side
302,579.80x = 83,730,699,221.46 - Step 5: Solve for x
x = 83,730,699,221.46/302,579.80 - Step 6: Final answer
x = 276,722.70
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1.5x scale
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.