Finding the Fourth Proportional to 408,925.74, 564,277.94 and 301,553.58
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Solution
The fourth proportional to 408,925.74, 564,277.94 and 301,553.58 is: 416,114.75
Step by Step Solution
- Step 1: Write the proportion equation
408,925.74 : 564,277.94 = 301,553.58 : x - Step 2: Convert to fraction form
408,925.74/564,277.94 = 301,553.58/x - Step 3: Cross multiply
408,925.74x = 564,277.94 × 301,553.58 - Step 4: Simplify right side
408,925.74x = 170,160,032,922.03 - Step 5: Solve for x
x = 170,160,032,922.03/408,925.74 - Step 6: Final answer
x = 416,114.75
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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.