Finding the Fourth Proportional to 651,153.84, 976,767.66 and 201,938.58
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Solution
The fourth proportional to 651,153.84, 976,767.66 and 201,938.58 is: 302,919.31
Step by Step Solution
- Step 1: Write the proportion equation
651,153.84 : 976,767.66 = 201,938.58 : x - Step 2: Convert to fraction form
651,153.84/976,767.66 = 201,938.58/x - Step 3: Cross multiply
651,153.84x = 976,767.66 × 201,938.58 - Step 4: Simplify right side
651,153.84x = 197,247,074,250.32 - Step 5: Solve for x
x = 197,247,074,250.32/651,153.84 - Step 6: Final answer
x = 302,919.31
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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.