Finding the Fourth Proportional to 444,901.98, 613,971.99 and 243,685.02
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Solution
The fourth proportional to 444,901.98, 613,971.99 and 243,685.02 is: 336,289.30
Step by Step Solution
- Step 1: Write the proportion equation
444,901.98 : 613,971.99 = 243,685.02 : x - Step 2: Convert to fraction form
444,901.98/613,971.99 = 243,685.02/x - Step 3: Cross multiply
444,901.98x = 613,971.99 × 243,685.02 - Step 4: Simplify right side
444,901.98x = 149,615,776,662.59 - Step 5: Solve for x
x = 149,615,776,662.59/444,901.98 - Step 6: Final answer
x = 336,289.30
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1.5x scale
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.