Finding the Fourth Proportional to 453,440.80, 625,753.58 and 259,844.68
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Solution
The fourth proportional to 453,440.80, 625,753.58 and 259,844.68 is: 358,588.68
Step by Step Solution
- Step 1: Write the proportion equation
453,440.80 : 625,753.58 = 259,844.68 : x - Step 2: Convert to fraction form
453,440.80/625,753.58 = 259,844.68/x - Step 3: Cross multiply
453,440.80x = 625,753.58 × 259,844.68 - Step 4: Simplify right side
453,440.80x = 162,598,738,753.95 - Step 5: Solve for x
x = 162,598,738,753.95/453,440.80 - Step 6: Final answer
x = 358,588.68
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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.