Finding the Fourth Proportional to 1,145,157.24, 1,717,030.56 and 386,927.08
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Solution
The fourth proportional to 1,145,157.24, 1,717,030.56 and 386,927.08 is: 580,152.31
Step by Step Solution
- Step 1: Write the proportion equation
1,145,157.24 : 1,717,030.56 = 386,927.08 : x - Step 2: Convert to fraction form
1,145,157.24/1,717,030.56 = 386,927.08/x - Step 3: Cross multiply
1,145,157.24x = 1,717,030.56 × 386,927.08 - Step 4: Simplify right side
1,145,157.24x = 664,365,615,833.50 - Step 5: Solve for x
x = 664,365,615,833.50/1,145,157.24 - Step 6: Final answer
x = 580,152.31
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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.