Finding the Fourth Proportional to 328,580.76, 453,422.58 and 185,332.26
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Solution
The fourth proportional to 328,580.76, 453,422.58 and 185,332.26 is: 255,747.88
Step by Step Solution
- Step 1: Write the proportion equation
328,580.76 : 453,422.58 = 185,332.26 : x - Step 2: Convert to fraction form
328,580.76/453,422.58 = 185,332.26/x - Step 3: Cross multiply
328,580.76x = 453,422.58 × 185,332.26 - Step 4: Simplify right side
328,580.76x = 84,033,831,486.43 - Step 5: Solve for x
x = 84,033,831,486.43/328,580.76 - Step 6: Final answer
x = 255,747.88
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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.