Finding the Fourth Proportional to 747,355.01, 1,031,352.75 and 407,823.26
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Solution
The fourth proportional to 747,355.01, 1,031,352.75 and 407,823.26 is: 562,797.64
Step by Step Solution
- Step 1: Write the proportion equation
747,355.01 : 1,031,352.75 = 407,823.26 : x - Step 2: Convert to fraction form
747,355.01/1,031,352.75 = 407,823.26/x - Step 3: Cross multiply
747,355.01x = 1,031,352.75 × 407,823.26 - Step 4: Simplify right side
747,355.01x = 420,609,635,558.20 - Step 5: Solve for x
x = 420,609,635,558.20/747,355.01 - Step 6: Final answer
x = 562,797.64
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.