Finding the Fourth Proportional to 387,454.44, 581,180.84 and 106,970.88
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Solution
The fourth proportional to 387,454.44, 581,180.84 and 106,970.88 is: 160,456.09
Step by Step Solution
- Step 1: Write the proportion equation
387,454.44 : 581,180.84 = 106,970.88 : x - Step 2: Convert to fraction form
387,454.44/581,180.84 = 106,970.88/x - Step 3: Cross multiply
387,454.44x = 581,180.84 × 106,970.88 - Step 4: Simplify right side
387,454.44x = 62,169,423,255.46 - Step 5: Solve for x
x = 62,169,423,255.46/387,454.44 - Step 6: Final answer
x = 160,456.09
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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.