Finding the Fourth Proportional to 747,126.08, 1,030,992 and 424,914.56
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Solution
The fourth proportional to 747,126.08, 1,030,992 and 424,914.56 is: 586,358.21
Step by Step Solution
- Step 1: Write the proportion equation
747,126.08 : 1,030,992 = 424,914.56 : x - Step 2: Convert to fraction form
747,126.08/1,030,992 = 424,914.56/x - Step 3: Cross multiply
747,126.08x = 1,030,992 × 424,914.56 - Step 4: Simplify right side
747,126.08x = 438,083,512,043.52 - Step 5: Solve for x
x = 438,083,512,043.52/747,126.08 - Step 6: Final answer
x = 586,358.21
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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.