Finding the Fourth Proportional to 847,058.75, 1,168,937.65 and 484,482.09
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Solution
The fourth proportional to 847,058.75, 1,168,937.65 and 484,482.09 is: 668,583.33
Step by Step Solution
- Step 1: Write the proportion equation
847,058.75 : 1,168,937.65 = 484,482.09 : x - Step 2: Convert to fraction form
847,058.75/1,168,937.65 = 484,482.09/x - Step 3: Cross multiply
847,058.75x = 1,168,937.65 × 484,482.09 - Step 4: Simplify right side
847,058.75x = 566,329,355,751.69 - Step 5: Solve for x
x = 566,329,355,751.69/847,058.75 - Step 6: Final answer
x = 668,583.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.