Finding the Fourth Proportional to 291,575.07, 402,377.62 and 162,509.94
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Solution
The fourth proportional to 291,575.07, 402,377.62 and 162,509.94 is: 224,265.96
Step by Step Solution
- Step 1: Write the proportion equation
291,575.07 : 402,377.62 = 162,509.94 : x - Step 2: Convert to fraction form
291,575.07/402,377.62 = 162,509.94/x - Step 3: Cross multiply
291,575.07x = 402,377.62 × 162,509.94 - Step 4: Simplify right side
291,575.07x = 65,390,362,883.54 - Step 5: Solve for x
x = 65,390,362,883.54/291,575.07 - Step 6: Final answer
x = 224,265.96
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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.