Finding the Fourth Proportional to 434,562.70, 651,844.05 and 368,296.60
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Solution
The fourth proportional to 434,562.70, 651,844.05 and 368,296.60 is: 552,444.90
Step by Step Solution
- Step 1: Write the proportion equation
434,562.70 : 651,844.05 = 368,296.60 : x - Step 2: Convert to fraction form
434,562.70/651,844.05 = 368,296.60/x - Step 3: Cross multiply
434,562.70x = 651,844.05 × 368,296.60 - Step 4: Simplify right side
434,562.70x = 240,071,947,345.23 - Step 5: Solve for x
x = 240,071,947,345.23/434,562.70 - Step 6: Final answer
x = 552,444.90
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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.