Finding the Fourth Proportional to 633,087.52, 873,660.96 and 346,626.08
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Solution
The fourth proportional to 633,087.52, 873,660.96 and 346,626.08 is: 478,344.09
Step by Step Solution
- Step 1: Write the proportion equation
633,087.52 : 873,660.96 = 346,626.08 : x - Step 2: Convert to fraction form
633,087.52/873,660.96 = 346,626.08/x - Step 3: Cross multiply
633,087.52x = 873,660.96 × 346,626.08 - Step 4: Simplify right side
633,087.52x = 302,833,673,813.84 - Step 5: Solve for x
x = 302,833,673,813.84/633,087.52 - Step 6: Final answer
x = 478,344.09
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1.5x scale
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.