Finding the Fourth Proportional to 646,598.13, 892,305.36 and 360,118.14
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Solution
The fourth proportional to 646,598.13, 892,305.36 and 360,118.14 is: 496,963.00
Step by Step Solution
- Step 1: Write the proportion equation
646,598.13 : 892,305.36 = 360,118.14 : x - Step 2: Convert to fraction form
646,598.13/892,305.36 = 360,118.14/x - Step 3: Cross multiply
646,598.13x = 892,305.36 × 360,118.14 - Step 4: Simplify right side
646,598.13x = 321,335,346,555.23 - Step 5: Solve for x
x = 321,335,346,555.23/646,598.13 - Step 6: Final answer
x = 496,963.00
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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.