Finding the Fourth Proportional to 470,167.84, 706,206.48 and 415,252.36
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Solution
The fourth proportional to 470,167.84, 706,206.48 and 415,252.36 is: 623,721.75
Step by Step Solution
- Step 1: Write the proportion equation
470,167.84 : 706,206.48 = 415,252.36 : x - Step 2: Convert to fraction form
470,167.84/706,206.48 = 415,252.36/x - Step 3: Cross multiply
470,167.84x = 706,206.48 × 415,252.36 - Step 4: Simplify right side
470,167.84x = 293,253,907,467.29 - Step 5: Solve for x
x = 293,253,907,467.29/470,167.84 - Step 6: Final answer
x = 623,721.75
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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.