Finding the Fourth Proportional to 413,053.05, 619,594.74 and 113,557.08
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Solution
The fourth proportional to 413,053.05, 619,594.74 and 113,557.08 is: 170,339.79
Step by Step Solution
- Step 1: Write the proportion equation
413,053.05 : 619,594.74 = 113,557.08 : x - Step 2: Convert to fraction form
413,053.05/619,594.74 = 113,557.08/x - Step 3: Cross multiply
413,053.05x = 619,594.74 × 113,557.08 - Step 4: Simplify right side
413,053.05x = 70,359,369,457.76 - Step 5: Solve for x
x = 70,359,369,457.76/413,053.05 - Step 6: Final answer
x = 170,339.79
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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.