Finding the Fourth Proportional to 788,494.10, 1,088,122.28 and 425,917.95
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Solution
The fourth proportional to 788,494.10, 1,088,122.28 and 425,917.95 is: 587,767.00
Step by Step Solution
- Step 1: Write the proportion equation
788,494.10 : 1,088,122.28 = 425,917.95 : x - Step 2: Convert to fraction form
788,494.10/1,088,122.28 = 425,917.95/x - Step 3: Cross multiply
788,494.10x = 1,088,122.28 × 425,917.95 - Step 4: Simplify right side
788,494.10x = 463,450,808,717.34 - Step 5: Solve for x
x = 463,450,808,717.34/788,494.10 - Step 6: Final answer
x = 587,767.00
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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.