Finding the Fourth Proportional to 896,029.98, 1,236,516.52 and 488,130.84
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Solution
The fourth proportional to 896,029.98, 1,236,516.52 and 488,130.84 is: 673,617.92
Step by Step Solution
- Step 1: Write the proportion equation
896,029.98 : 1,236,516.52 = 488,130.84 : x - Step 2: Convert to fraction form
896,029.98/1,236,516.52 = 488,130.84/x - Step 3: Cross multiply
896,029.98x = 1,236,516.52 × 488,130.84 - Step 4: Simplify right side
896,029.98x = 603,581,849,594.86 - Step 5: Solve for x
x = 603,581,849,594.86/896,029.98 - Step 6: Final answer
x = 673,617.92
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.