Finding the Fourth Proportional to 989,271.80, 1,483,907.70 and 241,317.80
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Solution
The fourth proportional to 989,271.80, 1,483,907.70 and 241,317.80 is: 361,976.70
Step by Step Solution
- Step 1: Write the proportion equation
989,271.80 : 1,483,907.70 = 241,317.80 : x - Step 2: Convert to fraction form
989,271.80/1,483,907.70 = 241,317.80/x - Step 3: Cross multiply
989,271.80x = 1,483,907.70 × 241,317.80 - Step 4: Simplify right side
989,271.80x = 358,093,341,567.06 - Step 5: Solve for x
x = 358,093,341,567.06/989,271.80 - Step 6: Final answer
x = 361,976.70
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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.