Finding the Fourth Proportional to 677,237.10, 1,014,934.05 and 480,014.70
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Solution
The fourth proportional to 677,237.10, 1,014,934.05 and 480,014.70 is: 719,368.83
Step by Step Solution
- Step 1: Write the proportion equation
677,237.10 : 1,014,934.05 = 480,014.70 : x - Step 2: Convert to fraction form
677,237.10/1,014,934.05 = 480,014.70/x - Step 3: Cross multiply
677,237.10x = 1,014,934.05 × 480,014.70 - Step 4: Simplify right side
677,237.10x = 487,183,263,530.54 - Step 5: Solve for x
x = 487,183,263,530.54/677,237.10 - Step 6: Final answer
x = 719,368.83
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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.