Finding the Fourth Proportional to 706,907.16, 975,536.10 and 384,619.68
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Solution
The fourth proportional to 706,907.16, 975,536.10 and 384,619.68 is: 530,777.45
Step by Step Solution
- Step 1: Write the proportion equation
706,907.16 : 975,536.10 = 384,619.68 : x - Step 2: Convert to fraction form
706,907.16/975,536.10 = 384,619.68/x - Step 3: Cross multiply
706,907.16x = 975,536.10 × 384,619.68 - Step 4: Simplify right side
706,907.16x = 375,210,382,610.45 - Step 5: Solve for x
x = 375,210,382,610.45/706,907.16 - Step 6: Final answer
x = 530,777.45
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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.