Finding the Fourth Proportional to 471,555.41, 650,746.53 and 256,697.09
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Solution
The fourth proportional to 471,555.41, 650,746.53 and 256,697.09 is: 354,242.02
Step by Step Solution
- Step 1: Write the proportion equation
471,555.41 : 650,746.53 = 256,697.09 : x - Step 2: Convert to fraction form
471,555.41/650,746.53 = 256,697.09/x - Step 3: Cross multiply
471,555.41x = 650,746.53 × 256,697.09 - Step 4: Simplify right side
471,555.41x = 167,044,737,324.87 - Step 5: Solve for x
x = 167,044,737,324.87/471,555.41 - Step 6: Final answer
x = 354,242.02
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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.