Finding the Fourth Proportional to 240,631.70, 360,947.55 and 122,533.70
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Solution
The fourth proportional to 240,631.70, 360,947.55 and 122,533.70 is: 183,800.55
Step by Step Solution
- Step 1: Write the proportion equation
240,631.70 : 360,947.55 = 122,533.70 : x - Step 2: Convert to fraction form
240,631.70/360,947.55 = 122,533.70/x - Step 3: Cross multiply
240,631.70x = 360,947.55 × 122,533.70 - Step 4: Simplify right side
240,631.70x = 44,228,238,807.44 - Step 5: Solve for x
x = 44,228,238,807.44/240,631.70 - Step 6: Final answer
x = 183,800.55
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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.