Finding the Fourth Proportional to 921,384.36, 1,382,478.12 and 322,774.92
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Solution
The fourth proportional to 921,384.36, 1,382,478.12 and 322,774.92 is: 484,303.06
Step by Step Solution
- Step 1: Write the proportion equation
921,384.36 : 1,382,478.12 = 322,774.92 : x - Step 2: Convert to fraction form
921,384.36/1,382,478.12 = 322,774.92/x - Step 3: Cross multiply
921,384.36x = 1,382,478.12 × 322,774.92 - Step 4: Simplify right side
921,384.36x = 446,229,264,584.75 - Step 5: Solve for x
x = 446,229,264,584.75/921,384.36 - Step 6: Final answer
x = 484,303.06
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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.