Finding the Fourth Proportional to 302,581.04, 453,856.97 and 74,875.73
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Solution
The fourth proportional to 302,581.04, 453,856.97 and 74,875.73 is: 112,309.98
Step by Step Solution
- Step 1: Write the proportion equation
302,581.04 : 453,856.97 = 74,875.73 : x - Step 2: Convert to fraction form
302,581.04/453,856.97 = 74,875.73/x - Step 3: Cross multiply
302,581.04x = 453,856.97 × 74,875.73 - Step 4: Simplify right side
302,581.04x = 33,982,869,862.24 - Step 5: Solve for x
x = 33,982,869,862.24/302,581.04 - Step 6: Final answer
x = 112,309.98
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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.