Finding the Fourth Proportional to 302,457.30, 453,491.55 and 125,034.90
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Solution
The fourth proportional to 302,457.30, 453,491.55 and 125,034.90 is: 187,471.99
Step by Step Solution
- Step 1: Write the proportion equation
302,457.30 : 453,491.55 = 125,034.90 : x - Step 2: Convert to fraction form
302,457.30/453,491.55 = 125,034.90/x - Step 3: Cross multiply
302,457.30x = 453,491.55 × 125,034.90 - Step 4: Simplify right side
302,457.30x = 56,702,270,605.10 - Step 5: Solve for x
x = 56,702,270,605.10/302,457.30 - Step 6: Final answer
x = 187,471.99
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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.