Finding the Fourth Proportional to 740,747.84, 1,104,646.99 and 659,099.84
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Solution
The fourth proportional to 740,747.84, 1,104,646.99 and 659,099.84 is: 982,888.66
Step by Step Solution
- Step 1: Write the proportion equation
740,747.84 : 1,104,646.99 = 659,099.84 : x - Step 2: Convert to fraction form
740,747.84/1,104,646.99 = 659,099.84/x - Step 3: Cross multiply
740,747.84x = 1,104,646.99 × 659,099.84 - Step 4: Simplify right side
740,747.84x = 728,072,654,365.48 - Step 5: Solve for x
x = 728,072,654,365.48/740,747.84 - Step 6: Final answer
x = 982,888.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.