Finding the Fourth Proportional to 431,154.08, 595,006.12 and 247,426.26
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Solution
The fourth proportional to 431,154.08, 595,006.12 and 247,426.26 is: 341,455.98
Step by Step Solution
- Step 1: Write the proportion equation
431,154.08 : 595,006.12 = 247,426.26 : x - Step 2: Convert to fraction form
431,154.08/595,006.12 = 247,426.26/x - Step 3: Cross multiply
431,154.08x = 595,006.12 × 247,426.26 - Step 4: Simplify right side
431,154.08x = 147,220,136,819.62 - Step 5: Solve for x
x = 147,220,136,819.62/431,154.08 - Step 6: Final answer
x = 341,455.98
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1.5x scale
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.