Finding the Fourth Proportional to 745,882.16, 1,119,173.16 and 371,934.32
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Solution
The fourth proportional to 745,882.16, 1,119,173.16 and 371,934.32 is: 558,075.97
Step by Step Solution
- Step 1: Write the proportion equation
745,882.16 : 1,119,173.16 = 371,934.32 : x - Step 2: Convert to fraction form
745,882.16/1,119,173.16 = 371,934.32/x - Step 3: Cross multiply
745,882.16x = 1,119,173.16 × 371,934.32 - Step 4: Simplify right side
745,882.16x = 416,258,908,226.85 - Step 5: Solve for x
x = 416,258,908,226.85/745,882.16 - Step 6: Final answer
x = 558,075.97
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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.