Finding the Fourth Proportional to 437,888.35, 656,437.20 and 157,339.99
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Solution
The fourth proportional to 437,888.35, 656,437.20 and 157,339.99 is: 235,867.94
Step by Step Solution
- Step 1: Write the proportion equation
437,888.35 : 656,437.20 = 157,339.99 : x - Step 2: Convert to fraction form
437,888.35/656,437.20 = 157,339.99/x - Step 3: Cross multiply
437,888.35x = 656,437.20 × 157,339.99 - Step 4: Simplify right side
437,888.35x = 103,283,822,483.63 - Step 5: Solve for x
x = 103,283,822,483.63/437,888.35 - Step 6: Final answer
x = 235,867.94
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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.