Finding the Fourth Proportional to 558,881.36, 771,136.68 and 332,482.64
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Solution
The fourth proportional to 558,881.36, 771,136.68 and 332,482.64 is: 458,754.89
Step by Step Solution
- Step 1: Write the proportion equation
558,881.36 : 771,136.68 = 332,482.64 : x - Step 2: Convert to fraction form
558,881.36/771,136.68 = 332,482.64/x - Step 3: Cross multiply
558,881.36x = 771,136.68 × 332,482.64 - Step 4: Simplify right side
558,881.36x = 256,389,559,167.24 - Step 5: Solve for x
x = 256,389,559,167.24/558,881.36 - Step 6: Final answer
x = 458,754.89
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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.