Finding the Fourth Proportional to 648,352.70, 972,237.45 and 248,860.70
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Solution
The fourth proportional to 648,352.70, 972,237.45 and 248,860.70 is: 373,179.12
Step by Step Solution
- Step 1: Write the proportion equation
648,352.70 : 972,237.45 = 248,860.70 : x - Step 2: Convert to fraction form
648,352.70/972,237.45 = 248,860.70/x - Step 3: Cross multiply
648,352.70x = 972,237.45 × 248,860.70 - Step 4: Simplify right side
648,352.70x = 241,951,692,373.22 - Step 5: Solve for x
x = 241,951,692,373.22/648,352.70 - Step 6: Final answer
x = 373,179.12
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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.