Finding the Fourth Proportional to 409,576.08, 614,271.96 and 146,920.08
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Solution
The fourth proportional to 409,576.08, 614,271.96 and 146,920.08 is: 220,347.06
Step by Step Solution
- Step 1: Write the proportion equation
409,576.08 : 614,271.96 = 146,920.08 : x - Step 2: Convert to fraction form
409,576.08/614,271.96 = 146,920.08/x - Step 3: Cross multiply
409,576.08x = 614,271.96 × 146,920.08 - Step 4: Simplify right side
409,576.08x = 90,248,885,504.96 - Step 5: Solve for x
x = 90,248,885,504.96/409,576.08 - Step 6: Final answer
x = 220,347.06
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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.