Finding the Fourth Proportional to 424,866.08, 637,150.56 and 125,267.12
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Solution
The fourth proportional to 424,866.08, 637,150.56 and 125,267.12 is: 187,856.88
Step by Step Solution
- Step 1: Write the proportion equation
424,866.08 : 637,150.56 = 125,267.12 : x - Step 2: Convert to fraction form
424,866.08/637,150.56 = 125,267.12/x - Step 3: Cross multiply
424,866.08x = 637,150.56 × 125,267.12 - Step 4: Simplify right side
424,866.08x = 79,814,015,657.59 - Step 5: Solve for x
x = 79,814,015,657.59/424,866.08 - Step 6: Final answer
x = 187,856.88
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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.