Finding the Fourth Proportional to 1,070,263.36, 1,605,631.68 and 360,268
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Solution
The fourth proportional to 1,070,263.36, 1,605,631.68 and 360,268 is: 540,481.66
Step by Step Solution
- Step 1: Write the proportion equation
1,070,263.36 : 1,605,631.68 = 360,268 : x - Step 2: Convert to fraction form
1,070,263.36/1,605,631.68 = 360,268/x - Step 3: Cross multiply
1,070,263.36x = 1,605,631.68 × 360,268 - Step 4: Simplify right side
1,070,263.36x = 578,457,714,090.24 - Step 5: Solve for x
x = 578,457,714,090.24/1,070,263.36 - Step 6: Final answer
x = 540,481.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.