Finding the Fourth Proportional to 643,924.71, 965,886.26 and 244,564.74
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Solution
The fourth proportional to 643,924.71, 965,886.26 and 244,564.74 is: 366,846.80
Step by Step Solution
- Step 1: Write the proportion equation
643,924.71 : 965,886.26 = 244,564.74 : x - Step 2: Convert to fraction form
643,924.71/965,886.26 = 244,564.74/x - Step 3: Cross multiply
643,924.71x = 965,886.26 × 244,564.74 - Step 4: Simplify right side
643,924.71x = 236,221,720,823.65 - Step 5: Solve for x
x = 236,221,720,823.65/643,924.71 - Step 6: Final answer
x = 366,846.80
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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.