Finding the Fourth Proportional to 436,907.64, 654,311.70 and 249,350.52
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Solution
The fourth proportional to 436,907.64, 654,311.70 and 249,350.52 is: 373,426.66
Step by Step Solution
- Step 1: Write the proportion equation
436,907.64 : 654,311.70 = 249,350.52 : x - Step 2: Convert to fraction form
436,907.64/654,311.70 = 249,350.52/x - Step 3: Cross multiply
436,907.64x = 654,311.70 × 249,350.52 - Step 4: Simplify right side
436,907.64x = 163,152,962,637.08 - Step 5: Solve for x
x = 163,152,962,637.08/436,907.64 - Step 6: Final answer
x = 373,426.66
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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.