Finding the Fourth Proportional to 581,588.13, 872,236.35 and 412,615.65
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Solution
The fourth proportional to 581,588.13, 872,236.35 and 412,615.65 is: 618,820.00
Step by Step Solution
- Step 1: Write the proportion equation
581,588.13 : 872,236.35 = 412,615.65 : x - Step 2: Convert to fraction form
581,588.13/872,236.35 = 412,615.65/x - Step 3: Cross multiply
581,588.13x = 872,236.35 × 412,615.65 - Step 4: Simplify right side
581,588.13x = 359,898,368,508.88 - Step 5: Solve for x
x = 359,898,368,508.88/581,588.13 - Step 6: Final answer
x = 618,820.00
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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.