Finding the Fourth Proportional to 317,284.98, 475,929.09 and 106,924.74
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Solution
The fourth proportional to 317,284.98, 475,929.09 and 106,924.74 is: 160,387.66
Step by Step Solution
- Step 1: Write the proportion equation
317,284.98 : 475,929.09 = 106,924.74 : x - Step 2: Convert to fraction form
317,284.98/475,929.09 = 106,924.74/x - Step 3: Cross multiply
317,284.98x = 475,929.09 × 106,924.74 - Step 4: Simplify right side
317,284.98x = 50,888,594,206.69 - Step 5: Solve for x
x = 50,888,594,206.69/317,284.98 - Step 6: Final answer
x = 160,387.66
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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.