Finding the Fourth Proportional to 832,738.14, 1,249,110.45 and 201,652.56
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Solution
The fourth proportional to 832,738.14, 1,249,110.45 and 201,652.56 is: 302,479.62
Step by Step Solution
- Step 1: Write the proportion equation
832,738.14 : 1,249,110.45 = 201,652.56 : x - Step 2: Convert to fraction form
832,738.14/1,249,110.45 = 201,652.56/x - Step 3: Cross multiply
832,738.14x = 1,249,110.45 × 201,652.56 - Step 4: Simplify right side
832,738.14x = 251,886,319,965.25 - Step 5: Solve for x
x = 251,886,319,965.25/832,738.14 - Step 6: Final answer
x = 302,479.62
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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.