Finding the Fourth Proportional to 1,042,307.64, 1,563,444.99 and 332,330.88
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Solution
The fourth proportional to 1,042,307.64, 1,563,444.99 and 332,330.88 is: 498,491.07
Step by Step Solution
- Step 1: Write the proportion equation
1,042,307.64 : 1,563,444.99 = 332,330.88 : x - Step 2: Convert to fraction form
1,042,307.64/1,563,444.99 = 332,330.88/x - Step 3: Cross multiply
1,042,307.64x = 1,563,444.99 × 332,330.88 - Step 4: Simplify right side
1,042,307.64x = 519,581,049,358.29 - Step 5: Solve for x
x = 519,581,049,358.29/1,042,307.64 - Step 6: Final answer
x = 498,491.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.