Finding the Fourth Proportional to 906,152, 1,358,378.58 and 306,693.68
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Solution
The fourth proportional to 906,152, 1,358,378.58 and 306,693.68 is: 459,753.03
Step by Step Solution
- Step 1: Write the proportion equation
906,152 : 1,358,378.58 = 306,693.68 : x - Step 2: Convert to fraction form
906,152/1,358,378.58 = 306,693.68/x - Step 3: Cross multiply
906,152x = 1,358,378.58 × 306,693.68 - Step 4: Simplify right side
906,152x = 416,606,125,533.37 - Step 5: Solve for x
x = 416,606,125,533.37/906,152 - Step 6: Final answer
x = 459,753.03
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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.