Finding the Fourth Proportional to 513,214.08, 769,852.56 and 197,671.92
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Solution
The fourth proportional to 513,214.08, 769,852.56 and 197,671.92 is: 296,519.99
Step by Step Solution
- Step 1: Write the proportion equation
513,214.08 : 769,852.56 = 197,671.92 : x - Step 2: Convert to fraction form
513,214.08/769,852.56 = 197,671.92/x - Step 3: Cross multiply
513,214.08x = 769,852.56 × 197,671.92 - Step 4: Simplify right side
513,214.08x = 152,178,233,652.12 - Step 5: Solve for x
x = 152,178,233,652.12/513,214.08 - Step 6: Final answer
x = 296,519.99
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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.