Finding the Fourth Proportional to 537,177.38, 805,857.87 and 221,461.70
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Solution
The fourth proportional to 537,177.38, 805,857.87 and 221,461.70 is: 332,230.40
Step by Step Solution
- Step 1: Write the proportion equation
537,177.38 : 805,857.87 = 221,461.70 : x - Step 2: Convert to fraction form
537,177.38/805,857.87 = 221,461.70/x - Step 3: Cross multiply
537,177.38x = 805,857.87 × 221,461.70 - Step 4: Simplify right side
537,177.38x = 178,466,653,848.58 - Step 5: Solve for x
x = 178,466,653,848.58/537,177.38 - Step 6: Final answer
x = 332,230.40
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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.