Finding the Fourth Proportional to 447,943.68, 618,162.30 and 246,739.68
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Solution
The fourth proportional to 447,943.68, 618,162.30 and 246,739.68 is: 340,500.77
Step by Step Solution
- Step 1: Write the proportion equation
447,943.68 : 618,162.30 = 246,739.68 : x - Step 2: Convert to fraction form
447,943.68/618,162.30 = 246,739.68/x - Step 3: Cross multiply
447,943.68x = 618,162.30 × 246,739.68 - Step 4: Simplify right side
447,943.68x = 152,525,168,090.06 - Step 5: Solve for x
x = 152,525,168,090.06/447,943.68 - Step 6: Final answer
x = 340,500.77
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.