Finding the Fourth Proportional to 888,687.08, 1,226,386.14 and 486,279.08
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Solution
The fourth proportional to 888,687.08, 1,226,386.14 and 486,279.08 is: 671,064.02
Step by Step Solution
- Step 1: Write the proportion equation
888,687.08 : 1,226,386.14 = 486,279.08 : x - Step 2: Convert to fraction form
888,687.08/1,226,386.14 = 486,279.08/x - Step 3: Cross multiply
888,687.08x = 1,226,386.14 × 486,279.08 - Step 4: Simplify right side
888,687.08x = 596,365,923,883.95 - Step 5: Solve for x
x = 596,365,923,883.95/888,687.08 - Step 6: Final answer
x = 671,064.02
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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.