Finding the Fourth Proportional to 431,873.84, 595,984.35 and 240,887.08
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Solution
The fourth proportional to 431,873.84, 595,984.35 and 240,887.08 is: 332,423.31
Step by Step Solution
- Step 1: Write the proportion equation
431,873.84 : 595,984.35 = 240,887.08 : x - Step 2: Convert to fraction form
431,873.84/595,984.35 = 240,887.08/x - Step 3: Cross multiply
431,873.84x = 595,984.35 × 240,887.08 - Step 4: Simplify right side
431,873.84x = 143,564,929,797.20 - Step 5: Solve for x
x = 143,564,929,797.20/431,873.84 - Step 6: Final answer
x = 332,423.31
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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.