Finding the Fourth Proportional to 972,222.24, 1,341,948.30 and 564,415.68
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Solution
The fourth proportional to 972,222.24, 1,341,948.30 and 564,415.68 is: 779,057.12
Step by Step Solution
- Step 1: Write the proportion equation
972,222.24 : 1,341,948.30 = 564,415.68 : x - Step 2: Convert to fraction form
972,222.24/1,341,948.30 = 564,415.68/x - Step 3: Cross multiply
972,222.24x = 1,341,948.30 × 564,415.68 - Step 4: Simplify right side
972,222.24x = 757,416,662,269.34 - Step 5: Solve for x
x = 757,416,662,269.34/972,222.24 - Step 6: Final answer
x = 779,057.12
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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.