Finding the Fourth Proportional to 531,471.06, 797,209.47 and 157,497.30
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Solution
The fourth proportional to 531,471.06, 797,209.47 and 157,497.30 is: 236,246.80
Step by Step Solution
- Step 1: Write the proportion equation
531,471.06 : 797,209.47 = 157,497.30 : x - Step 2: Convert to fraction form
531,471.06/797,209.47 = 157,497.30/x - Step 3: Cross multiply
531,471.06x = 797,209.47 × 157,497.30 - Step 4: Simplify right side
531,471.06x = 125,558,339,059.43 - Step 5: Solve for x
x = 125,558,339,059.43/531,471.06 - Step 6: Final answer
x = 236,246.80
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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.