Finding the Fourth Proportional to 761,257.98, 1,050,524.35 and 417,091.14
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Solution
The fourth proportional to 761,257.98, 1,050,524.35 and 417,091.14 is: 575,579.38
Step by Step Solution
- Step 1: Write the proportion equation
761,257.98 : 1,050,524.35 = 417,091.14 : x - Step 2: Convert to fraction form
761,257.98/1,050,524.35 = 417,091.14/x - Step 3: Cross multiply
761,257.98x = 1,050,524.35 × 417,091.14 - Step 4: Simplify right side
761,257.98x = 438,164,398,739.26 - Step 5: Solve for x
x = 438,164,398,739.26/761,257.98 - Step 6: Final answer
x = 575,579.38
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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.