Finding the Fourth Proportional to 352,993.32, 487,133.97 and 191,848.74
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Solution
The fourth proportional to 352,993.32, 487,133.97 and 191,848.74 is: 264,752.99
Step by Step Solution
- Step 1: Write the proportion equation
352,993.32 : 487,133.97 = 191,848.74 : x - Step 2: Convert to fraction form
352,993.32/487,133.97 = 191,848.74/x - Step 3: Cross multiply
352,993.32x = 487,133.97 × 191,848.74 - Step 4: Simplify right side
352,993.32x = 93,456,038,355.70 - Step 5: Solve for x
x = 93,456,038,355.70/352,993.32 - Step 6: Final answer
x = 264,752.99
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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.