Finding the Fourth Proportional to 370,830.70, 556,246.05 and 202,285.90
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Solution
The fourth proportional to 370,830.70, 556,246.05 and 202,285.90 is: 303,428.85
Step by Step Solution
- Step 1: Write the proportion equation
370,830.70 : 556,246.05 = 202,285.90 : x - Step 2: Convert to fraction form
370,830.70/556,246.05 = 202,285.90/x - Step 3: Cross multiply
370,830.70x = 556,246.05 × 202,285.90 - Step 4: Simplify right side
370,830.70x = 112,520,732,845.70 - Step 5: Solve for x
x = 112,520,732,845.70/370,830.70 - Step 6: Final answer
x = 303,428.85
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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.