Finding the Fourth Proportional to 415,746.18, 573,746.49 and 232,000.83
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Solution
The fourth proportional to 415,746.18, 573,746.49 and 232,000.83 is: 320,170.50
Step by Step Solution
- Step 1: Write the proportion equation
415,746.18 : 573,746.49 = 232,000.83 : x - Step 2: Convert to fraction form
415,746.18/573,746.49 = 232,000.83/x - Step 3: Cross multiply
415,746.18x = 573,746.49 × 232,000.83 - Step 4: Simplify right side
415,746.18x = 133,109,661,889.59 - Step 5: Solve for x
x = 133,109,661,889.59/415,746.18 - Step 6: Final answer
x = 320,170.50
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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.