Finding the Fourth Proportional to 799,444.68, 1,199,788.87 and 557,990.00
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Solution
The fourth proportional to 799,444.68, 1,199,788.87 and 557,990.00 is: 837,419.03
Step by Step Solution
- Step 1: Write the proportion equation
799,444.68 : 1,199,788.87 = 557,990.00 : x - Step 2: Convert to fraction form
799,444.68/1,199,788.87 = 557,990.00/x - Step 3: Cross multiply
799,444.68x = 1,199,788.87 × 557,990.00 - Step 4: Simplify right side
799,444.68x = 669,470,185,572.36 - Step 5: Solve for x
x = 669,470,185,572.36/799,444.68 - Step 6: Final answer
x = 837,419.03
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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.