Finding the Fourth Proportional to 845,423.24, 1,166,698.32 and 458,250.92
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Solution
The fourth proportional to 845,423.24, 1,166,698.32 and 458,250.92 is: 632,393.99
Step by Step Solution
- Step 1: Write the proportion equation
845,423.24 : 1,166,698.32 = 458,250.92 : x - Step 2: Convert to fraction form
845,423.24/1,166,698.32 = 458,250.92/x - Step 3: Cross multiply
845,423.24x = 1,166,698.32 × 458,250.92 - Step 4: Simplify right side
845,423.24x = 534,640,578,502.45 - Step 5: Solve for x
x = 534,640,578,502.45/845,423.24 - Step 6: Final answer
x = 632,393.99
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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.