Finding the Fourth Proportional to 988,848, 1,483,197.48 and 314,902.08
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Solution
The fourth proportional to 988,848, 1,483,197.48 and 314,902.08 is: 472,329.39
Step by Step Solution
- Step 1: Write the proportion equation
988,848 : 1,483,197.48 = 314,902.08 : x - Step 2: Convert to fraction form
988,848/1,483,197.48 = 314,902.08/x - Step 3: Cross multiply
988,848x = 1,483,197.48 × 314,902.08 - Step 4: Simplify right side
988,848x = 467,061,971,502.76 - Step 5: Solve for x
x = 467,061,971,502.76/988,848 - Step 6: Final answer
x = 472,329.39
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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.