Finding the Fourth Proportional to 845,549.10, 1,166,856.18 and 463,600.62
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Solution
The fourth proportional to 845,549.10, 1,166,856.18 and 463,600.62 is: 639,767.99
Step by Step Solution
- Step 1: Write the proportion equation
845,549.10 : 1,166,856.18 = 463,600.62 : x - Step 2: Convert to fraction form
845,549.10/1,166,856.18 = 463,600.62/x - Step 3: Cross multiply
845,549.10x = 1,166,856.18 × 463,600.62 - Step 4: Simplify right side
845,549.10x = 540,955,248,498.83 - Step 5: Solve for x
x = 540,955,248,498.83/845,549.10 - Step 6: Final answer
x = 639,767.99
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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.