Finding the Fourth Proportional to 262,323.70, 393,485.55 and 249,201.70
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Solution
The fourth proportional to 262,323.70, 393,485.55 and 249,201.70 is: 373,802.55
Step by Step Solution
- Step 1: Write the proportion equation
262,323.70 : 393,485.55 = 249,201.70 : x - Step 2: Convert to fraction form
262,323.70/393,485.55 = 249,201.70/x - Step 3: Cross multiply
262,323.70x = 393,485.55 × 249,201.70 - Step 4: Simplify right side
262,323.70x = 98,057,267,985.44 - Step 5: Solve for x
x = 98,057,267,985.44/262,323.70 - Step 6: Final answer
x = 373,802.55
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1.5x scale
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.