Finding the Fourth Proportional to 325,303.41, 487,974.25 and 125,624.84
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Solution
The fourth proportional to 325,303.41, 487,974.25 and 125,624.84 is: 188,444.65
Step by Step Solution
- Step 1: Write the proportion equation
325,303.41 : 487,974.25 = 125,624.84 : x - Step 2: Convert to fraction form
325,303.41/487,974.25 = 125,624.84/x - Step 3: Cross multiply
325,303.41x = 487,974.25 × 125,624.84 - Step 4: Simplify right side
325,303.41x = 61,301,688,073.84 - Step 5: Solve for x
x = 61,301,688,073.84/325,303.41 - Step 6: Final answer
x = 188,444.65
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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.