Finding the Fourth Proportional to 617,898.58, 926,817.11 and 361,875.03
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Solution
The fourth proportional to 617,898.58, 926,817.11 and 361,875.03 is: 542,794.53
Step by Step Solution
- Step 1: Write the proportion equation
617,898.58 : 926,817.11 = 361,875.03 : x - Step 2: Convert to fraction form
617,898.58/926,817.11 = 361,875.03/x - Step 3: Cross multiply
617,898.58x = 926,817.11 × 361,875.03 - Step 4: Simplify right side
617,898.58x = 335,391,970,485.62 - Step 5: Solve for x
x = 335,391,970,485.62/617,898.58 - Step 6: Final answer
x = 542,794.53
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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.