Finding the Fourth Proportional to 444,927.39, 613,507.81 and 283,526.79
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Solution
The fourth proportional to 444,927.39, 613,507.81 and 283,526.79 is: 390,953.45
Step by Step Solution
- Step 1: Write the proportion equation
444,927.39 : 613,507.81 = 283,526.79 : x - Step 2: Convert to fraction form
444,927.39/613,507.81 = 283,526.79/x - Step 3: Cross multiply
444,927.39x = 613,507.81 × 283,526.79 - Step 4: Simplify right side
444,927.39x = 173,945,900,009.23 - Step 5: Solve for x
x = 173,945,900,009.23/444,927.39 - Step 6: Final answer
x = 390,953.45
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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.