Finding the Fourth Proportional to 617,656.19, 926,456.99 and 168,377.08
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Solution
The fourth proportional to 617,656.19, 926,456.99 and 168,377.08 is: 252,558.18
Step by Step Solution
- Step 1: Write the proportion equation
617,656.19 : 926,456.99 = 168,377.08 : x - Step 2: Convert to fraction form
617,656.19/926,456.99 = 168,377.08/x - Step 3: Cross multiply
617,656.19x = 926,456.99 × 168,377.08 - Step 4: Simplify right side
617,656.19x = 155,994,122,247.99 - Step 5: Solve for x
x = 155,994,122,247.99/617,656.19 - Step 6: Final answer
x = 252,558.18
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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.