Finding the Fourth Proportional to 742,027.35, 1,111,548.40 and 562,419.98
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Solution
The fourth proportional to 742,027.35, 1,111,548.40 and 562,419.98 is: 842,498.62
Step by Step Solution
- Step 1: Write the proportion equation
742,027.35 : 1,111,548.40 = 562,419.98 : x - Step 2: Convert to fraction form
742,027.35/1,111,548.40 = 562,419.98/x - Step 3: Cross multiply
742,027.35x = 1,111,548.40 × 562,419.98 - Step 4: Simplify right side
742,027.35x = 625,157,021,933.24 - Step 5: Solve for x
x = 625,157,021,933.24/742,027.35 - Step 6: Final answer
x = 842,498.62
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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.