Finding the Fourth Proportional to 825,377.24, 1,138,536.81 and 518,968.01
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Solution
The fourth proportional to 825,377.24, 1,138,536.81 and 518,968.01 is: 715,871.67
Step by Step Solution
- Step 1: Write the proportion equation
825,377.24 : 1,138,536.81 = 518,968.01 : x - Step 2: Convert to fraction form
825,377.24/1,138,536.81 = 518,968.01/x - Step 3: Cross multiply
825,377.24x = 1,138,536.81 × 518,968.01 - Step 4: Simplify right side
825,377.24x = 590,864,185,443.79 - Step 5: Solve for x
x = 590,864,185,443.79/825,377.24 - Step 6: Final answer
x = 715,871.67
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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.