Finding the Fourth Proportional to 357,474.36, 536,285.41 and 104,763.12
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Solution
The fourth proportional to 357,474.36, 536,285.41 and 104,763.12 is: 157,166.33
Step by Step Solution
- Step 1: Write the proportion equation
357,474.36 : 536,285.41 = 104,763.12 : x - Step 2: Convert to fraction form
357,474.36/536,285.41 = 104,763.12/x - Step 3: Cross multiply
357,474.36x = 536,285.41 × 104,763.12 - Step 4: Simplify right side
357,474.36x = 56,182,933,505.71 - Step 5: Solve for x
x = 56,182,933,505.71/357,474.36 - Step 6: Final answer
x = 157,166.33
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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.