Finding the Fourth Proportional to 459,358.14, 689,177.31 and 234,876.26
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Solution
The fourth proportional to 459,358.14, 689,177.31 and 234,876.26 is: 352,386.02
Step by Step Solution
- Step 1: Write the proportion equation
459,358.14 : 689,177.31 = 234,876.26 : x - Step 2: Convert to fraction form
459,358.14/689,177.31 = 234,876.26/x - Step 3: Cross multiply
459,358.14x = 689,177.31 × 234,876.26 - Step 4: Simplify right side
459,358.14x = 161,871,387,336.37 - Step 5: Solve for x
x = 161,871,387,336.37/459,358.14 - Step 6: Final answer
x = 352,386.02
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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.