Finding the Fourth Proportional to 921,345.68, 1,382,215.32 and 322,326.36
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Solution
The fourth proportional to 921,345.68, 1,382,215.32 and 322,326.36 is: 483,558.39
Step by Step Solution
- Step 1: Write the proportion equation
921,345.68 : 1,382,215.32 = 322,326.36 : x - Step 2: Convert to fraction form
921,345.68/1,382,215.32 = 322,326.36/x - Step 3: Cross multiply
921,345.68x = 1,382,215.32 × 322,326.36 - Step 4: Simplify right side
921,345.68x = 445,524,432,831.84 - Step 5: Solve for x
x = 445,524,432,831.84/921,345.68 - Step 6: Final answer
x = 483,558.39
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.