Finding the Fourth Proportional to 260,354.63, 390,579.33 and 118,202.06
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Solution
The fourth proportional to 260,354.63, 390,579.33 and 118,202.06 is: 177,324.60
Step by Step Solution
- Step 1: Write the proportion equation
260,354.63 : 390,579.33 = 118,202.06 : x - Step 2: Convert to fraction form
260,354.63/390,579.33 = 118,202.06/x - Step 3: Cross multiply
260,354.63x = 390,579.33 × 118,202.06 - Step 4: Simplify right side
260,354.63x = 46,167,281,399.42 - Step 5: Solve for x
x = 46,167,281,399.42/260,354.63 - Step 6: Final answer
x = 177,324.60
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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.