Finding the Fourth Proportional to 571,126.08, 855,787.88 and 210,800.99
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Solution
The fourth proportional to 571,126.08, 855,787.88 and 210,800.99 is: 315,868.83
Step by Step Solution
- Step 1: Write the proportion equation
571,126.08 : 855,787.88 = 210,800.99 : x - Step 2: Convert to fraction form
571,126.08/855,787.88 = 210,800.99/x - Step 3: Cross multiply
571,126.08x = 855,787.88 × 210,800.99 - Step 4: Simplify right side
571,126.08x = 180,400,927,001.06 - Step 5: Solve for x
x = 180,400,927,001.06/571,126.08 - Step 6: Final answer
x = 315,868.83
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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.