Finding the Fourth Proportional to 793,011.12, 1,094,356.43 and 430,435.05
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Solution
The fourth proportional to 793,011.12, 1,094,356.43 and 430,435.05 is: 594,000.95
Step by Step Solution
- Step 1: Write the proportion equation
793,011.12 : 1,094,356.43 = 430,435.05 : x - Step 2: Convert to fraction form
793,011.12/1,094,356.43 = 430,435.05/x - Step 3: Cross multiply
793,011.12x = 1,094,356.43 × 430,435.05 - Step 4: Simplify right side
793,011.12x = 471,049,362,512.70 - Step 5: Solve for x
x = 471,049,362,512.70/793,011.12 - Step 6: Final answer
x = 594,000.95
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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.