Finding the Fourth Proportional to 570,471.68, 855,656.49 and 171,201.62
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Solution
The fourth proportional to 570,471.68, 855,656.49 and 171,201.62 is: 256,787.12
Step by Step Solution
- Step 1: Write the proportion equation
570,471.68 : 855,656.49 = 171,201.62 : x - Step 2: Convert to fraction form
570,471.68/855,656.49 = 171,201.62/x - Step 3: Cross multiply
570,471.68x = 855,656.49 × 171,201.62 - Step 4: Simplify right side
570,471.68x = 146,489,777,251.51 - Step 5: Solve for x
x = 146,489,777,251.51/570,471.68 - Step 6: Final answer
x = 256,787.12
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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.