Finding the Fourth Proportional to 431,310.30, 595,203.03 and 240,323.10
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Solution
The fourth proportional to 431,310.30, 595,203.03 and 240,323.10 is: 331,642.99
Step by Step Solution
- Step 1: Write the proportion equation
431,310.30 : 595,203.03 = 240,323.10 : x - Step 2: Convert to fraction form
431,310.30/595,203.03 = 240,323.10/x - Step 3: Cross multiply
431,310.30x = 595,203.03 × 240,323.10 - Step 4: Simplify right side
431,310.30x = 143,041,037,298.99 - Step 5: Solve for x
x = 143,041,037,298.99/431,310.30 - Step 6: Final answer
x = 331,642.99
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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.