Finding the Fourth Proportional to 501,957.91, 692,702.79 and 272,515.49
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Solution
The fourth proportional to 501,957.91, 692,702.79 and 272,515.49 is: 376,071.85
Step by Step Solution
- Step 1: Write the proportion equation
501,957.91 : 692,702.79 = 272,515.49 : x - Step 2: Convert to fraction form
501,957.91/692,702.79 = 272,515.49/x - Step 3: Cross multiply
501,957.91x = 692,702.79 × 272,515.49 - Step 4: Simplify right side
501,957.91x = 188,772,238,353.41 - Step 5: Solve for x
x = 188,772,238,353.41/501,957.91 - Step 6: Final answer
x = 376,071.85
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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.