Finding the Fourth Proportional to 897,724.71, 1,237,739.55 and 574,904.07
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Solution
The fourth proportional to 897,724.71, 1,237,739.55 and 574,904.07 is: 792,650.02
Step by Step Solution
- Step 1: Write the proportion equation
897,724.71 : 1,237,739.55 = 574,904.07 : x - Step 2: Convert to fraction form
897,724.71/1,237,739.55 = 574,904.07/x - Step 3: Cross multiply
897,724.71x = 1,237,739.55 × 574,904.07 - Step 4: Simplify right side
897,724.71x = 711,581,504,894.97 - Step 5: Solve for x
x = 711,581,504,894.97/897,724.71 - Step 6: Final answer
x = 792,650.02
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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.